Bearden, James H.
The environment of business : perspectives and viewpoints
Holt, Rinehart and Winston , 1969
 Buku Teks
Hastings, Paul G.
Introduction to business
McGraw-Hill, 1974
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Jucius, Michael J.
Introduction to business
Richard D. Irwin, 1961
 Buku Teks SO
Pickle, Hal B.
Introduction to business : readings
Goodyear, 1972
 Buku Teks SO
Diamond, Jay
Introduction to tcontemporary business
Prentice-Hall, 1975
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