LUTCHEN MARK D. (2004). MANAGING IT AS A BUSINESS: SURVIVAL GUIDE FOR CEOS. JOHN WILEY AND SONS.
Lua i Stíl Chicago (17ú heag.)LUTCHEN MARK D. MANAGING IT AS A BUSINESS: SURVIVAL GUIDE FOR CEOS. NEW YORK: JOHN WILEY AND SONS, 2004.
Lua MLA (9ú heag.)LUTCHEN MARK D. MANAGING IT AS A BUSINESS: SURVIVAL GUIDE FOR CEOS. JOHN WILEY AND SONS, 2004.
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