Buskirk, B. (2004). Enterpreneurial marketingReal stories and survival strategies. Thomson - South-Western.
Lua i Stíl Chicago (17ú heag.)Buskirk, Bruce. Enterpreneurial MarketingReal Stories and Survival Strategies. Thomson - South-Western, 2004.
Lua MLA (8ú heag.)Buskirk, Bruce. Enterpreneurial MarketingReal Stories and Survival Strategies. Thomson - South-Western, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.