Brandwayn, R. (2014). 10 successful Colombian executives working abroad: A business English book. CESA, Colegio de Estudios Superiores de Administración.
Lua i Stíl Chicago (17ú heag.)Brandwayn, Robert. 10 Successful Colombian Executives Working Abroad: A Business English Book. Bogotá, D.C.: CESA, Colegio de Estudios Superiores de Administración, 2014.
Lua MLA (9ú heag.)Brandwayn, Robert. 10 Successful Colombian Executives Working Abroad: A Business English Book. CESA, Colegio de Estudios Superiores de Administración, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.