APA Citation

Koch, A. (2004). Speaking with a purpose (6th ed.). Boston: Pearson/Allyn and Bacon.

Chicago Style Citation

Koch, Arthur. Speaking With a Purpose. 6th ed. Boston: Pearson/Allyn and Bacon, 2004.

MLA Citation

Koch, Arthur. Speaking With a Purpose. 6th ed. Boston: Pearson/Allyn and Bacon, 2004.

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