Professional. (2019). Petroleum Act, 1934 alongwith Rules, 2002. Professional Book Publishers.
Citazione stile Chigago Style (17a edizione)Professional. Petroleum Act, 1934 Alongwith Rules, 2002. Professional Book Publishers, 2019.
Citatione MLA (9a ed.)Professional. Petroleum Act, 1934 Alongwith Rules, 2002. Professional Book Publishers, 2019.
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