APA (7th ed.) Citation

Davis, P. A., & Oprendek, D. V. (1973). Making progress in Russian: A second year course. Xerox.

Chicago Style (17th ed.) Citation

Davis, Patricia Anne, and Donald Vincent Oprendek. Making Progress in Russian: A Second Year Course. Lexington, Mass.: Xerox, 1973.

MLA (9th ed.) Citation

Davis, Patricia Anne, and Donald Vincent Oprendek. Making Progress in Russian: A Second Year Course. Xerox, 1973.