Shaffer, Kenneth R. The book collection policy case studies in public and academic libraries. - Hamden, Conn. Shoe String Press 1961. - xxi, 147 p. 23 cm. - Case studies in library administration ser. 3 . LCCN: 61015046 Subjects--Topical Terms: Acquisitions Libraries--Case studies. LC Class. No.: Z689 / .S5 Dewey Class. No.: 025.21