APA (7th ed.) Citation

International Coal Preparation Congress New Delhi, India, & Ranga Raja Rao, S. (1982). Coal preparation and use: A world review : 9th International Coal Preparation Congress, 1982, New Delhi, India. A.A. Balkema.

Chicago Style (17th ed.) Citation

International Coal Preparation Congress New Delhi, India, and S. Ranga Raja Rao. Coal Preparation and Use: A World Review : 9th International Coal Preparation Congress, 1982, New Delhi, India. Rotterdam: A.A. Balkema, 1982.

MLA (9th ed.) Citation

International Coal Preparation Congress New Delhi, India, and S. Ranga Raja Rao. Coal Preparation and Use: A World Review : 9th International Coal Preparation Congress, 1982, New Delhi, India. A.A. Balkema, 1982.