APA Citation

Gutjahr, L., & Mahoney, S. (2009). English for sales & purchasing. New York: OxfordUniversity Press.

Chicago Style Citation

Gutjahr, Lothar, and Sean Mahoney. English for Sales & Purchasing. New York: OxfordUniversity Press, 2009.

MLA Citation

Gutjahr, Lothar, and Sean Mahoney. English for Sales & Purchasing. New York: OxfordUniversity Press, 2009.

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