Cita APA (7a ed.)

Grellet, F., & Maley, A. W. (1983). Quartet: Student's book. 2.

Cita Chicago Style (17a ed.)

Grellet, Françoise, y Alan Welsing Maley. Quartet: Student's Book. 2. Oxford, 1983.

Cita MLA (9a ed.)

Grellet, Françoise, y Alan Welsing Maley. Quartet: Student's Book. 2. 1983.