Cita APA (7th ed.)

Kertész, A., & Ducrot, N. (1979). Birds. ‎ Mayflower Books.

Cita Chicago (17th ed.)

Kertész, André, i Nicolas Ducrot. Birds. New York, USA: ‎ Mayflower Books, 1979.

Cita MLA (9th ed.)

Kertész, André, i Nicolas Ducrot. Birds. ‎ Mayflower Books, 1979.