MAP20070036132Purpura, Philip P.Security and loss prevention : an introduction / Phillip P. Purpura. — 4th ed. — Boston [etc.] : Butterworth-Heinemann, cop. 2002XXIII, 519 p. : fot en bl. y n. ; 24 cmIntroduction to security and loss prevention -- Reducing the problem of loss -- Specialized problems in loss prevention -- Index