APA引文

Bernal, J. D. (1969). Science in History. All India People's Science Network.

Chicago Edition Citation

Bernal, J. D. Science in History. New Delhi: All India People's Science Network, 1969.

MLA引文

Bernal, J. D. Science in History. All India People's Science Network, 1969.

警告：这些引文格式不一定是100％准确.