C.A. Edwards Biology of earthworms - London Chapman and Hall Ltd 1972 - 283p C.A. Edwards & J.R. Lofty: Biology of earthworms. London. Chapman and Hall Ltd, 1972. 412-11060-1--(632.65146EDW) ENGLISH ISBN: 412-11060-1 Dewey Class. No.: 632.65146 / EDU