Jones, G. L. (1983). How to market professional design services (2nd ed.). McGraw-Hill.
Citace podle Chicago (17th ed.)Jones, Gerre L. How to Market Professional Design Services. 2nd ed. New York: McGraw-Hill, 1983.
Citace podle MLA (8th ed.)Jones, Gerre L. How to Market Professional Design Services. 2nd ed. McGraw-Hill, 1983.
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