Citazione Stile APA (7a Edizione)

Oppenheim, J., & Reid, B. (1986). Have you seen birds? North Winds Press.

Citazione stile Chigago Style (17a edizione)

Oppenheim, Joanne, e Bárbara Reid. Have You Seen Birds? Ottawa: North Winds Press, 1986.

Citatione MLA (9a ed.)

Oppenheim, Joanne, e Bárbara Reid. Have You Seen Birds? North Winds Press, 1986.