Cita APA (American Psychological Association)

Royston, A., Kintana, X., & Channel, J. (1989). Balea. Fher.

Citación Chicago Style

Royston, Angela, Xabier Kintana, and Jim Channel. Balea. Bilbao: Fher, 1989.

Cita MLA (Modern Language Association of America)

Royston, Angela, et al. Balea. Fher, 1989.