APA (7th ed.) Citation

Dr. Seuss. (1963). Hop on Pop. Random House Beginners Books.

Chicago Style (17th ed.) Citation

Dr. Seuss. Hop on Pop. New York: Random House Beginners Books, 1963.

MLA (8th ed.) Citation

Dr. Seuss. Hop on Pop. Random House Beginners Books, 1963.

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