APA (7th ed.) Citation

Koch, A. (1988). Speaking with a purpose. Prentice-Hall.

Chicago Style (17th ed.) Citation

Koch, Arthur. Speaking with a Purpose. Englewood Cliffs, N.J: Prentice-Hall, 1988.

MLA (9th ed.) Citation

Koch, Arthur. Speaking with a Purpose. Prentice-Hall, 1988.

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