APA (7th ed.) Citation

Gilbarg, D., & Trudinger, N. S. (1983). Elliptic partial differential equations of second order (2nd ed.). Springer.

Chicago Style (17th ed.) Citation

Gilbarg, David, and Neil S. Trudinger. Elliptic Partial Differential Equations of Second Order. 2nd ed. Berlin: Springer, 1983.

MLA (9th ed.) Citation

Gilbarg, David, and Neil S. Trudinger. Elliptic Partial Differential Equations of Second Order. 2nd ed. Springer, 1983.