Gaya APA

JORDAN, P. (1955). SCIENCE AND THE COURSE OF HISTORY : THE INFLUENCE OF SCIENTIFIC RESEARCH ON HUMAN EVENTS (Cetakan 1). London: YALE UNIVERSITY PRESS.

Gaya MLA

JORDAN, PASCUAL. "SCIENCE AND THE COURSE OF HISTORY : THE INFLUENCE OF SCIENTIFIC RESEARCH ON HUMAN EVENTS". Cetakan 1 London: YALE UNIVERSITY PRESS, 1955. Text.