Παραπομπή σε μορφή APA (7η εκδ.)

Professional. (2019). Petroleum Act, 1934 alongwith Rules, 2002. Professional Book Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Professional. Petroleum Act, 1934 Alongwith Rules, 2002. Professional Book Publishers, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Professional. Petroleum Act, 1934 Alongwith Rules, 2002. Professional Book Publishers, 2019.