Cita APA (7th ed.)

Fatio, L., & Duvoisin, R. (2004). The happy lion. Alfred A. Knopf.

Cita Chicago (17th ed.)

Fatio, Louise, i Roger Duvoisin. The Happy Lion. New York: Alfred A. Knopf, 2004.

Cita MLA (8th ed.)

Fatio, Louise, i Roger Duvoisin. The Happy Lion. Alfred A. Knopf, 2004.