Whitney, E. P. (2010). Blueprint for success in business. University Press of America.
Chicago Style (17th ed.) ZitazioaWhitney, E. P. Blueprint for Success in Business. Lanham, MD: University Press of America, 2010.
MLA (9th ed.) ZitazioaWhitney, E. P. Blueprint for Success in Business. University Press of America, 2010.
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