APA (7th ed.) Citation

Nielsen, B. (1999). Keep your kids busy: The lazy way. Macmillan.

Chicago Style (17th ed.) Citation

Nielsen, Barbara. Keep Your Kids Busy: The Lazy Way. New York: Macmillan, 1999.

MLA (9th ed.) Citation

Nielsen, Barbara. Keep Your Kids Busy: The Lazy Way. Macmillan, 1999.