APA (7th ed.) Citation

Shipler, D. K. (2004). The working poor: Invisible in America (1. ed., 7. printing.). Knopf.

Chicago Style (17th ed.) Citation

Shipler, David K. The Working Poor: Invisible in America. 1. ed., 7. printing. New York: Knopf, 2004.

MLA (9th ed.) Citation

Shipler, David K. The Working Poor: Invisible in America. 1. ed., 7. printing. Knopf, 2004.