India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian petroleum & petrochemicals statistics. Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
Παραπομπή σε μορφή Chicago (17η εκδ.)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.
Παραπομπή σε μορφή MLA (8th εκδ.)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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