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Fundamentals of management science
Turban, Efraim, (1977)
Elements of business enterprise
Gentry, Dwight L., (1971)
Small business management: concepts and techniques for improving decisions
Petrof, John Vasil, (1972)
A REAPPRAISAL OF THE SOURCES OF SURPLUS PROFITS IN A SELLER'S MARKET
Hart, Donald J., (1954)