APA (7th ed.) Citation

Karp, H. (2002). The happiest baby on the block: The new way to calm crying and help your baby sleep longer. Bantam Books.

Chicago Style (17th ed.) Citation

Karp, Harvey. The Happiest Baby on the Block: The New Way to Calm Crying and Help Your Baby Sleep Longer. New York, N.Y.: Bantam Books, 2002.

MLA (9th ed.) Citation

Karp, Harvey. The Happiest Baby on the Block: The New Way to Calm Crying and Help Your Baby Sleep Longer. Bantam Books, 2002.