Cita APA (7a ed.)

Buckwalter, A. (1983). Surveillance and undercover investigation. Butterworth.

Cita Chicago Style (17a ed.)

Buckwalter, Art. Surveillance and Undercover Investigation. Boston [u.a.]: Butterworth, 1983.

Cita MLA (8a ed.)

Buckwalter, Art. Surveillance and Undercover Investigation. Butterworth, 1983.