Cita APA (7a ed.)

Pólya, G., & Szegö, G. (1972). Problems and Theorems in Analysis. Springer.

Cita Chicago Style (17a ed.)

Pólya, G., y G. Szegö. Problems and Theorems in Analysis. Berlín: Springer, 1972.

Cita MLA (8a ed.)

Pólya, G., y G. Szegö. Problems and Theorems in Analysis. Springer, 1972.