Cita APA (7a ed.)

O'Brien, K. e. a. (1963). Advanced french. Ginn and Company.

Cita Chicago Style (17a ed.)

O'Brien, Kathryb et al. Advanced French. New York, Estados Unidos: Ginn and Company, 1963.

Cita MLA (9a ed.)

O'Brien, Kathryb et al. Advanced French. Ginn and Company, 1963.