Cita APA (7th ed.)

DESHPANDE G B. (1992). WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS.

Cita Chicago (17th ed.)

DESHPANDE G B. WORLD OF PETROLEUM. NEW DELHI: NEW AGE INTERNATIONAL PUBLISHERS, 1992.

Cita MLA (9th ed.)

DESHPANDE G B. WORLD OF PETROLEUM. NEW AGE INTERNATIONAL PUBLISHERS, 1992.