APA Citation

Nilsen, D. L. F., & Nilsen, A. P. (1973). Pronunciation contrasts in English. New York: Regents Pub. Co..

Chicago Style Citation

Nilsen, Don Lee Fred., and Alleen Pace Nilsen. Pronunciation Contrasts in English. New York: Regents Pub. Co., 1973.

MLA Citation

Nilsen, Don Lee Fred., and Alleen Pace Nilsen. Pronunciation Contrasts in English. New York: Regents Pub. Co., 1973.

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