APA Citation

English Language Services, & English Language Services. (1967). Drills and excercises in English pronunciation. New York, New York: Collier MacMillan International.

Chicago Style Citation

English Language Services, and English Language Services. Drills and Excercises in English Pronunciation. New York, New York: Collier MacMillan International, 1967.

MLA Citation

English Language Services, and English Language Services. Drills and Excercises in English Pronunciation. New York, New York: Collier MacMillan International, 1967.

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