Cita APA (7a ed.)

Ladyzhenskai͡a, O. A., & Uralʹt͡seva, N. N. (1968). Linear and quasilinear elliptic equations. Academic Press.

Cita Chicago Style (17a ed.)

Ladyzhenskai͡a, O. A., y N. N. Uralʹt͡seva. Linear and Quasilinear Elliptic Equations. New York: Academic Press, 1968.

Cita MLA (8a ed.)

Ladyzhenskai͡a, O. A., y N. N. Uralʹt͡seva. Linear and Quasilinear Elliptic Equations. Academic Press, 1968.