APA (7th ed.) Citation

Ladyzhenska�i�a, O. A., & Ural��t�seva, N. N. (1968). Linear and quasilinear elliptic equations. Academic Press.

Chicago Style (17th ed.) Citation

Ladyzhenska�i�a, O. A., and N. N. Ural��t�seva. Linear and Quasilinear Elliptic Equations. New York: Academic Press, 1968.

MLA (9th ed.) Citation

Ladyzhenska�i�a, O. A., and N. N. Ural��t�seva. Linear and Quasilinear Elliptic Equations. Academic Press, 1968.