DESHPANDE G B. (1992). WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS.
Lua i Stíl Chicago (17ú heag.)DESHPANDE G B. WORLD OF PETROLEUM. NEW DELHI: NEW AGE INTERNATIONAL PUBLISHERS, 1992.
Lua MLA (9ú heag.)DESHPANDE G B. WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.