Cita APA (7a ed.)

Berlin, I., Hardy, H., & Kelly, A. (1998). Russian thinkers. Penguin Books.

Cita Chicago Style (17a ed.)

Berlin, Isaiah, Henry Hardy, y Aileen Kelly. Russian Thinkers. London ; New York, N.Y: Penguin Books, 1998.

Cita MLA (9a ed.)

Berlin, Isaiah, et al. Russian Thinkers. Penguin Books, 1998.