Cita APA

Collatz, L., & Wetterling, W. (1975). Optimization problems. New York: Springer Verlag.

Citación estilo Chicago

Collatz, Lothar, y W. Wetterling. Optimization Problems. New York: Springer Verlag, 1975.

Cita MLA

Collatz, Lothar, y W. Wetterling. Optimization Problems. New York: Springer Verlag, 1975.