APA (7th ed.) Citation

Ladyzhenskaya, O. A., & Ural'tseva, N. N. (1968). Linear and quasilinear elliptic equations. Academic press.

Chicago Style (17th ed.) Citation

Ladyzhenskaya, Olga A., and Nina N. Ural'tseva. Linear and Quasilinear Elliptic Equations. New York: Academic press, 1968.

MLA (9th ed.) Citation

Ladyzhenskaya, Olga A., and Nina N. Ural'tseva. Linear and Quasilinear Elliptic Equations. Academic press, 1968.