BARROW, L.H. 2000. Science Fair Projects Investigating Earthworms. Enslow Publishers, Inc. $20.95
BROWN, A. 1995. Earthworms Unlimited: Backyard Earthworm Breeding. Seven Hills Book Distributor.
DELL'ORO; S.P. 2000.Tunneling Earthworms. Lerner Publishing Group $6.95
EDWARDS, C. A. and E. F. NEUHAUSER (Eds.) 1988. Earthworms in Waste and Environmental Management, Koeltz Sci. Bks. 388pp. ISBN: 9051030177
ERNST, D. 1995. The farmer's earthworm handbook: managing your underground money-makers. Lessiter Publications, Brookfield, Wis. 112p.
FREEMAN, R. B. and BARETT, P. H. (Eds.) 1989. CHARLES R. DARWIN: The Formation of Vegetable Mould through the Action of Worms, with Observations on Their Habits, Vol. 28, New York University Press. 514pp. REPRINT, ISBN: 0814718264
HENDRIX. P.F. (Ed.) 1995. Earthworm Ecology and Biogeography in North America. Lewis Publishers, $114.95
HIIMMELMAN, J. 2000. An Earthworm's Life.Children's Press. $6.95
HOVANEC, E. M. 2000. I Wonder What It's like to Be an Earthworm. Rosen Publishing Group, Inc. $18.60
JAMIESON; B. G. M. 2000. Native Earthworms of Australia : Megascolecidae, Megascolecinae. Science Publishers, Inc. $54.00
LAUBER, P. and TODD, T. Earthworms. 1997. Henry Holt & Company, Inc. $6.95
LAVELLE, P., BRUSSARD, L. and HENDRIX, P. F. 1999.Earthworm Management in Tropical Agroecosystems. Oxford University Press, Inc.
MRSI'C, N. 1991. Monograph on Earthworms (Lumbricidae) of the Balkans = Monografija o dezevnikih (Lumbricidae) Balkana. Slovenske akademije znanosti in umetnosti, Ljubljana. 2 vols.
NANCARROW, L. and TAYLOR, J. H.1998. The worm book : the complete guide to worms in your garden. Ten Speed Press, Berkeley, Calif. 152 p.
NELSON, J.D. 1998. Worm composting. Storey Pub., Pownal, Vt. 32 p.
PASCOE, E. and KUHN, D. 1996. Earthworms. Blackbirch Press, Inc. $16.95
RIEPERT. F. und KULA, C. 1996. Development of laboratory methods for testing effects of chemicals and pesticides on Collembola and earthworms = Entwicklung von Labormethoden zur Prüfung der Wirkung von chemischen Stoffen und Pflanzenschutzmitteln auf Collembolen und Regenwürmer. Parey, Berlin. 82 p.
SATCHELL J.E. 1971. Earthworms. In: Phillipson J. (Ed.) Methods of Study in quantitative Soil Ecology.
SCHAEFER, L. M.M. and RICHARDSON, A. 2001. Earthworms: Underground Burrowers. Capstone Press. $18.60
SHEPPARD, S. et al. (Eds.) 1998 . Advances in earthworm ecotoxicology : Proceedings from the Second International Workshop on Earthworm Ecotoxicology, April 1997, Amsterdam, the Netherlands. SETAC Press, Pensacola, FL . 413 p.
SHIELDS, P.H. (Ed.). 1996. Dear Charlie: The World's Most Renowned "Wormologist" Responds to Your Questions about Worm Farming.Shields Publications.
SHIELDS;, P. H. 2000. Earthworm Buyer's Guide and Directory, 2000-2001: A Directory of Earthworm Hatcheries in the U. S. A. and Canada. Shields Publications.
SIMS, R. W. 1980. A classification and the distribution of earthworms, suborder Lumbricina (Haplotaxida: Oligochaeta) . British Museum (Natural History), London. p. 103-123, [1]
WALLWORK, J. A. 1983. Earthworm Ecology. Institute of Biology's Studies in Biology no. 161. Edward Arnold, London. 58p.
WEBER, E. 1996.Earthworm Empire: The Living Soil, Kendall/Hunt Publishing Company, 180pp. ISBN: 0787226327
WOOD, H. B. and JAMES, S .W. 1998. Native and Introduced Earthworms from Selected Chaparral, Woodland, and Riparian Zones in Southern California. Crumb Elbo.