India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian petroleum & petrochemicals statistics. Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian Petroleum & Petrochemicals Statistics. New Delhi: Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian Petroleum & Petrochemicals Statistics. Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
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