APA (7th ed.) Citation

Zimmerman, D. P., & Robert, H. M. (1997). Robert's Rules in plain English. HarperPerennial.

Chicago Style (17th ed.) Citation

Zimmerman, Doris P., and Henry M. Robert. Robert's Rules in Plain English. New York: HarperPerennial, 1997.

MLA (9th ed.) Citation

Zimmerman, Doris P., and Henry M. Robert. Robert's Rules in Plain English. HarperPerennial, 1997.