Prasoon , Y. (2007). Business Communication skills and techniques. Book Enclave.
Lua i Stíl Chicago (17ú heag.)Prasoon , Y. Business Communication Skills and Techniques. Jaipur: Book Enclave, 2007.
Lua MLA (9ú heag.)Prasoon , Y. Business Communication Skills and Techniques. Book Enclave, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.