APA引文

Sinha, R., & Sharma, N. (1970). Mineral economics: A textbook for university students. Oxford and IBH Publishing Co.

Chicago Edition Citation

Sinha, R.K, and N.L Sharma. Mineral Economics: A Textbook for University Students. New Delhi: Oxford and IBH Publishing Co, 1970.

MLA引文

Sinha, R.K, and N.L Sharma. Mineral Economics: A Textbook for University Students. Oxford and IBH Publishing Co, 1970.

警告：這些引文格式不一定是100％准確.