India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian petroleum & petrochemicals statistics. Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)India. Ministry of Petroleum and Chemicals. Economics & Statistics Division. Indian Petroleum & Petrochemicals Statistics. Economics & Statistics Division, Ministry of Petroleum and Chemicals, Government of India.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.