APA (7th ed.) Citation

Post, P., & Post, E. (2006). Emily Post's wedding planner (4th ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Post, Peggy, and Emily Post. Emily Post's Wedding Planner. 4th ed. New York: HarperCollins, 2006.

MLA (8th ed.) Citation

Post, Peggy, and Emily Post. Emily Post's Wedding Planner. 4th ed. HarperCollins, 2006.

Warning: These citations may not always be 100% accurate.