Cita APA (7a ed.)

Gardner, D., & Miller, L. (1994). Directions in self-access language learning. Hong Kong University Press.

Cita Chicago Style (17a ed.)

Gardner, David, y Lindsay Miller. Directions in Self-access Language Learning. Hong Kong: Hong Kong University Press, 1994.

Cita MLA (9a ed.)

Gardner, David, y Lindsay Miller. Directions in Self-access Language Learning. Hong Kong University Press, 1994.