Ehrlich, Paul R. Holm, Richard W. Introductory biology [by] Paul R. Ehrlich, Richard W. Holm [and] Michael E. Soulقe. - McGraw-Hill New York 1973 [1973] - xviii, 746 p.illus.24 cm. ISBN: 007019128X 0070191271 (pbk) Subjects--Topical Terms: Biology.--QH LC Class. No.: QH308.2.E42