APA Edition Citation

Bernal J D. (1969). Science in History (v .1). Penguin.

Chicago Edition Citation

Bernal J D. Science in History (v .1). New Delhi: Penguin, 1969.

MLA Edition Citation

Bernal J D. Science in History (v .1). Penguin, 1969.

Warning: These citations may not always be 100% accurate.