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Economic activity analysis
Morgenstern, Oskar, (1954)
Linear programming : methods and applications
Gass, Saul I., (1964)
Linear programming : an explanation of the simplex algorithm
Greenwald, Dakota Ulrich, (1957)
Grain marketing methods in the U.S.A. : the theory, assumptions, and approach
Schruben, Leonard W., (1973)
Trends affecting U.S. wheat policy
Schruben, Leonard W., (1980)
Systems approach to marketing efficiency research
Schruben, Leonard W., (1968)