Cita APA (7a ed.)

Lieberstein, H. M. (1972). Theory of partial differential equations. Academic Press.

Cita Chicago Style (17a ed.)

Lieberstein, H. Melvin. Theory of Partial Differential Equations. New York: Academic Press, 1972.

Cita MLA (8a ed.)

Lieberstein, H. Melvin. Theory of Partial Differential Equations. Academic Press, 1972.