00774cam a2200277 i 4500 4604356 20150401161955.0 000 000 000 76382212 GB76-28227 0091254302 : £4.95. 0071254310 UOEL DLC DLC QH96.5 .W54 574.5/2632 Willoughby, L. G. Freshwater biology / L. G. Willoughby. London : Hutchinson, c1976. 167 p., [8] p. of plates : ill., maps ; 24 cm. Topics in the biological sciences Includes bibliographical references and index. Freshwater biology. 7 cbc orignew 3 ncip 19 y-gencatlg lcc LL 3763 3763 0 0 lcc 0 0 UOE UOE GEN 2015-04-01 0 QH96.5 .W54 10040193 2026-04-27 12:17:17 10040193 2015-04-01 LL