Cita APA (7a ed.)

Chorao, K. (1999). Knock at the door and other baby action rhymes. Dutton Children's Books.

Cita Chicago Style (17a ed.)

Chorao, Kay. Knock at the Door and Other Baby Action Rhymes. New York: Dutton Children's Books, 1999.

Cita MLA (8a ed.)

Chorao, Kay. Knock at the Door and Other Baby Action Rhymes. Dutton Children's Books, 1999.

Precaución: Estas citas no son 100% exactas.