Citace podle APA (7th ed.)

(1999). Baby Donald makes a snowfriend: A book about shapes / written by Marilyn J. Sapienza.

Citace podle Chicago (17th ed.)

Baby Donald Makes a Snowfriend: A Book About Shapes / Written by Marilyn J. Sapienza. 1999.

Citace podle MLA (9th ed.)

Baby Donald Makes a Snowfriend: A Book About Shapes / Written by Marilyn J. Sapienza. 1999.

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