APA (7th ed.) Citation

Amato, P. R., Booth, A., Johnson, D. R., & Rogers, S. J. (2007). Alone Together: How Marriage in America Is Changing.

Chicago Style (17th ed.) Citation

Amato, Paul R., Alan Booth, David R. Johnson, and Stacy J. Rogers. Alone Together: How Marriage in America Is Changing. 2007.

MLA (9th ed.) Citation

Amato, Paul R., et al. Alone Together: How Marriage in America Is Changing. 2007.