Παραπομπή APA

Pfaffenberger, R. C., & Walker, D. A. (1976). Mathematical programming for economics and business. Iowa: The Iowa State University Press.

Παραπομπή Chicago Style

Pfaffenberger, Roger C., and David A. Walker. Mathematical Programming for Economics and Business. Iowa: The Iowa State University Press, 1976.

Παραπομπή MLA

Pfaffenberger, Roger C., and David A. Walker. Mathematical Programming for Economics and Business. Iowa: The Iowa State University Press, 1976.

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