Cita APA (7a ed.)

Owens, K. (1987). The world of the child. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Owens, Karen. The World of the Child. New York [u.a.]: Holt, Rinehart and Winston, 1987.

Cita MLA (9a ed.)

Owens, Karen. The World of the Child. Holt, Rinehart and Winston, 1987.