Cita APA (American Psychological Association)

Abeyá, E., Capdevila, R., & Ormazabal, J. (1991). Sorgin bat bizikletan. Elkar.

Citación Chicago Style

Abeyá, Elisabet, Roser Capdevila, and Joxantonio Ormazabal. Sorgin Bat Bizikletan. Donostia: Elkar, 1991.

Cita MLA (Modern Language Association of America)

Abeyá, Elisabet, et al. Sorgin Bat Bizikletan. Elkar, 1991.