Παραπομπή APA

Gupta, A. K., & Onuma, K. A. (1997). Geochemical Studies on Synthetic and Natural Rock Systems. Allied.

Παραπομπή Chicago Style

Gupta, Alok K., και Kosuke Arima Onuma. Geochemical Studies on Synthetic and Natural Rock Systems. New Delhi: Allied, 1997.

Παραπομπή MLA

Gupta, Alok K., και Kosuke Arima Onuma. Geochemical Studies on Synthetic and Natural Rock Systems. Allied, 1997.