Lua APA (7ú heag.)

Champa, L. (2010). Business environment.

Lua i Stíl Chicago (17ú heag.)

Champa, L. Business Environment. Mumbai, 2010.

Lua MLA (9ú heag.)

Champa, L. Business Environment. 2010.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.