APA ציטוט

Bernal, J. D. (1954). Science in history. Cambridge, Mass: M.I.T. Press.

Trích dẫn kiểu Chicago

Bernal, J. D. Science in History. Cambridge, Mass: M.I.T. Press, 1954.

ציטוט MLA

Bernal, J. D. Science in History. Cambridge, Mass: M.I.T. Press, 1954.