Cita APA (7th ed.)

Perry, J. W. (1950). Scientific Russian: A textbook for classes and self-study. Interscience.

Cita Chicago (17th ed.)

Perry, James W. Scientific Russian: A Textbook for Classes and Self-study. New York: Interscience, 1950.

Cita MLA (9th ed.)

Perry, James W. Scientific Russian: A Textbook for Classes and Self-study. Interscience, 1950.