APA (7th ed.) Citation

Hörmander, L. (1969). Linear partial differential operators (3d rev. printing.). Springer.

Chicago Style (17th ed.) Citation

Hörmander, Lars. Linear Partial Differential Operators. 3d rev. printing. Berlin, Heidelberg, New York: Springer, 1969.

MLA (9th ed.) Citation

Hörmander, Lars. Linear Partial Differential Operators. 3d rev. printing. Springer, 1969.