Bahr, Alice Harrison. Book theft and library security systems, 1981-82 / by Alice Harrison Bahr. - White Plains, N.Y. : Knowledge Industry Publications, c1981. - iii, 157 p. ; 28 cm. - Professional librarian . Includes index. Bibliography: p. 143-151. ISBN: 0914236717 (pbk.) : $24.50 LCCN: 80026643 Subjects--Topical Terms: Libraries.--Security measures.Kütüphaneler--Güvenlik önlemleri. LC Class. No.: Z679.6 / .B333 Dewey Class. No.: 025.82 / BAH 1981