GUPTA NIRMAL K. (1994). MANAGEMENT RESEARCH: CONTEMPORARY ISSUES. SOUTH ASIA PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)GUPTA NIRMAL K. MANAGEMENT RESEARCH: CONTEMPORARY ISSUES. NEW DELHI: SOUTH ASIA PUBLICATIONS, 1994.
Lua MLA (9ú heag.)GUPTA NIRMAL K. MANAGEMENT RESEARCH: CONTEMPORARY ISSUES. SOUTH ASIA PUBLICATIONS, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.