APA (7th ed.) Citation

Seuss, D. (1963). Hop on Pop. Beginner Books, a division of Random House.

Chicago Style (17th ed.) Citation

Seuss, Dr. Hop on Pop. New York: Beginner Books, a division of Random House, 1963.

MLA (8th ed.) Citation

Seuss, Dr. Hop on Pop. Beginner Books, a division of Random House, 1963.

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