Wali, B. (1988). Business mangement and policy. Sterling.
Lua i Stíl Chicago (17ú heag.)Wali, B. Business Mangement and Policy. New Delhi: Sterling, 1988.
Lua MLA (9ú heag.)Wali, B. Business Mangement and Policy. Sterling, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.