Pack, Phillip E. Cliffs AP biology / Cliffs AP biology Cliffs advanced placement biology Advanced placement biology by Phillip E. Pack. - 2nd ed. - Foster City, CA : IDG Books Worldwide, c2001. - x, 405 p. : ill. ; 21 cm. LCCN: 00112069 Subjects--Topical Terms: Biology--Examinations--Study guides.Universities and colleges--Entrance examinations--United States--Study guides.Advanced placement programs (Education)--Study guides. LC Class. No.: QH316 / .P34 2001 Dewey Class. No.: 570.76