Lua APA (7ú heag.)

Jha, S. (2000). Services marketing.

Lua i Stíl Chicago (17ú heag.)

Jha, S. Services Marketing. Mumbai, 2000.

Lua MLA (9ú heag.)

Jha, S. Services Marketing. 2000.

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