Cita APA

Bernal, J. (1956). Science in history. Penguin Books.

Chicago Edition Citation

Bernal, J.D. Science in History. London: Penguin Books, 1956.

Cita MLA

Bernal, J.D. Science in History. Penguin Books, 1956.

Atenció: Aquestes cites poden no estar 100% correctes.