APA način citiranja

Oetti, W., & Ritter, K. (1976). Optimizations and operations research. Springer - Verlag.

Čikaški stil citiranja

Oetti, W., i K. Ritter. Optimizations and Operations Research. New York: Springer - Verlag, 1976.

MLA način citiranja

Oetti, W., i K. Ritter. Optimizations and Operations Research. Springer - Verlag, 1976.