Cita APA (7a ed.)

Morris, P., & Softley, P. (1980). Police interrogation. H.M.S.O.

Cita Chicago Style (17a ed.)

Morris, Pauline, y Paul Softley. Police Interrogation. London: H.M.S.O, 1980.

Cita MLA (8a ed.)

Morris, Pauline, y Paul Softley. Police Interrogation. H.M.S.O, 1980.