APA (7th ed.) Citation

Budak, B. M., Samarskini, A. A., & Tikhonov, A. N. (1964). A collection of problems in mathematical physics. Pergamon.

Chicago Style (17th ed.) Citation

Budak, B. M., A. A. Samarskini, and A. N. Tikhonov. A Collection of Problems in Mathematical Physics. New York: Pergamon, 1964.

MLA (9th ed.) Citation

Budak, B. M., et al. A Collection of Problems in Mathematical Physics. Pergamon, 1964.