Lua APA (7ú heag.)
Subba Rao, P. (2010). International business environment (2nd rev. ed.). Himalaya Pub. House.
Lua i Stíl Chicago (17ú heag.)
Subba Rao, P. International Business Environment. 2nd rev. ed. Mumbai [India]: Himalaya Pub. House, 2010.
Lua MLA (9ú heag.)
Subba Rao, P. International Business Environment. 2nd rev. ed. Himalaya Pub. House, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.