APA (7th ed.) Citation

Seuss, D. (2004). If i ran the zoo. Dr. Seuss.

Chicago Style (17th ed.) Citation

Seuss, Dr. If I Ran the Zoo. USA: Dr. Seuss, 2004.

MLA (9th ed.) Citation

Seuss, Dr. If I Ran the Zoo. Dr. Seuss, 2004.

Warning: These citations may not always be 100% accurate.