Cita APA (7a ed.)

Gabard, C. E., & Gabard, E. C. (1958). Present Status of Police Literature, The.

Cita Chicago Style (17a ed.)

Gabard, Charles E., y E. Caroline Gabard. Present Status of Police Literature, The. 1958.

Cita MLA (9a ed.)

Gabard, Charles E., y E. Caroline Gabard. Present Status of Police Literature, The. 1958.