BHUSHAN Y K. (1981). FUNDAMENTALS OF BUSINESS ORGANISATION & MANAGEMENT (2ND.). SULTAN CHAND AND SONS.
Lua i Stíl Chicago (17ú heag.)BHUSHAN Y K. FUNDAMENTALS OF BUSINESS ORGANISATION & MANAGEMENT. 2ND. NEW DELHI: SULTAN CHAND AND SONS, 1981.
Lua MLA (9ú heag.)BHUSHAN Y K. FUNDAMENTALS OF BUSINESS ORGANISATION & MANAGEMENT. 2ND. SULTAN CHAND AND SONS, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.