Rapp, B. (1989). Deep cover: Police intelligence operations. Paladin Pr.
Cita Chicago Style (17a ed.)Rapp, Burt. Deep Cover: Police Intelligence Operations. Boulder, Colo: Paladin Pr, 1989.
Cita MLA (8a ed.)Rapp, Burt. Deep Cover: Police Intelligence Operations. Paladin Pr, 1989.
Precaución: Estas citas no son 100% exactas.