Παραπομπή APA
Ryan, J. D. 1., & Hiduke, G. P. (2006). Small business: An entrepreneur's business plan (7th ed.). Mason, Ohio: Thomson South-Western.
Παραπομπή Chicago StyleRyan, J. D. 1933-, and Gail P. Hiduke. Small Business: An Entrepreneur's Business Plan. 7th ed. Mason, Ohio: Thomson South-Western, 2006.
Παραπομπή MLARyan, J. D. 1933-, and Gail P. Hiduke. Small Business: An Entrepreneur's Business Plan. 7th ed. Mason, Ohio: Thomson South-Western, 2006.
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