Gilbarg, D., & Trudinger, N. S. (1998). Elliptic partial differential equations of second order (2nd ed., rev. 3rd printing.). Springer.
Chicago Style (17th ed.) CitationGilbarg, David, and Neil S. Trudinger. Elliptic Partial Differential Equations of Second Order. 2nd ed., rev. 3rd printing. Berlin: Springer, 1998.
MLA (8th ed.) CitationGilbarg, David, and Neil S. Trudinger. Elliptic Partial Differential Equations of Second Order. 2nd ed., rev. 3rd printing. Springer, 1998.
Warning: These citations may not always be 100% accurate.