APA (7th ed.) Citation

Spock, Parker, & Scotland. (1998). Dr. Spock's baby and child care (7th ed.). Pocket Books.

Chicago Style (17th ed.) Citation

Spock, Parker, and Scotland. Dr. Spock's Baby and Child Care. 7th ed. New York: Pocket Books, 1998.

MLA (8th ed.) Citation

Spock, et al. Dr. Spock's Baby and Child Care. 7th ed. Pocket Books, 1998.