APA引文

Singh, D. B. (1970). The problem of world reserves. World Press.

Chicago Style (17th ed.) Citation

Singh, David Bright. The Problem of World Reserves. Calcutta: World Press, 1970.

MLA引文

Singh, David Bright. The Problem of World Reserves. World Press, 1970.

警告：這些引文格式不一定是100％准確.