Rischer, Carl E. Focus on human biology / Carl E. Rischer, Thomas A. Easton - 2nd ed. - New York, N. Y. : HarperCollins College, c1995 - 591 p. : ill. (some col.) Includes index ISBN: 006501796X Subjects--Topical Terms: HUMAN BIOLOGY LC Class. No.: QP36 / R572F 1995