APA Citation

Nilsen, D. L. F. (1973). Pronunciation contrasts in English. New York: Regents.

Chicago Style Citation

Nilsen, Don L. F. Pronunciation Contrasts in English. New York: Regents, 1973.

MLA Citation

Nilsen, Don L. F. Pronunciation Contrasts in English. New York: Regents, 1973.

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