APA (7th ed.) Citation

Koch, A. (2007). Speaking with a purpose (7th ed.). Pearson.

Chicago Style (17th ed.) Citation

Koch, Arthur. Speaking with a Purpose. 7th ed. Boston: Pearson, 2007.

MLA (9th ed.) Citation

Koch, Arthur. Speaking with a Purpose. 7th ed. Pearson, 2007.

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