Citazione Stile APA (7a Edizione)

Tychonov, A. N., & Samarski, A. A. (1964). Partial differential equations of mathematical physics. Holden-Day.

Citazione stile Chigago Style (17a edizione)

Tychonov, A. N., e A. A. Samarski. Partial Differential Equations of Mathematical Physics. San Francisco: Holden-Day, 1964.

Citatione MLA (9a ed.)

Tychonov, A. N., e A. A. Samarski. Partial Differential Equations of Mathematical Physics. Holden-Day, 1964.