APA aipamena

Belcher, D., & Belcher, D. D. (2011). New directions in English for specific purposes research. Ann Arbor, MI: University of Michigan Press.

Chicago Style aipamena

Belcher, Diane, và Diane Dewhurst Belcher. New Directions in English for Specific Purposes Research. Ann Arbor, MI: University of Michigan Press, 2011.

MLA aipamena

Belcher, Diane, và Diane Dewhurst Belcher. New Directions in English for Specific Purposes Research. Ann Arbor, MI: University of Michigan Press, 2011.