APA (7th ed.) Citation

Post, P. (1997). Emily post's etiquette (16a. ed.). Harper Collins.

Chicago Style (17th ed.) Citation

Post, Peggy. Emily Post's Etiquette. 16a. ed. Nueva York: Harper Collins, 1997.

MLA (9th ed.) Citation

Post, Peggy. Emily Post's Etiquette. 16a. ed. Harper Collins, 1997.