Oram, Raymond F. Biology : living systems teacherĪs annotated edition including performance objectives / Raymond F. Oram, Paul J. Hummer, Robert C. Smoot. - Ohio: Merrill, 1979. - 717 p. : ill. ; 24 cm. ISBN: 0675070015 Subjects--Topical Terms: Biology--Study and teaching (Secondary) Dewey Class. No.: 570.712