APA (7th ed.) Citation

Pasternak, B. L., & Magarshack, D. (1971). Letters to Georgian friends. Penguin Books.

Chicago Style (17th ed.) Citation

Pasternak, Boris Leonidovich, and David Magarshack. Letters to Georgian Friends. [Harmondsworth, Eng.]: Penguin Books, 1971.

MLA (8th ed.) Citation

Pasternak, Boris Leonidovich, and David Magarshack. Letters to Georgian Friends. Penguin Books, 1971.