Lua APA (7ú heag.)
Hough, J., Nieman, G., & Nieuwenhuizen, C. (2003). Entrepreneurship: A South African perspective. Van Schaik.
Lua i Stíl Chicago (17ú heag.)
Hough, Johan, Gideon Nieman, agus C. Nieuwenhuizen. Entrepreneurship: A South African Perspective. Pretoria: Van Schaik, 2003.
Lua MLA (9ú heag.)
Hough, Johan, et al. Entrepreneurship: A South African Perspective. Van Schaik, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.