Rapp, B. (1986). Undercover work: A complete handbook. Loompanics.
Cita Chicago Style (17a ed.)Rapp, Burt. Undercover Work: A Complete Handbook. Port Townsend, Wash: Loompanics, 1986.
Cita MLA (9a ed.)Rapp, Burt. Undercover Work: A Complete Handbook. Loompanics, 1986.
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