Παραπομπή APA

Pearce, F. G. (1969). Outline history of civilization (2nd. ed.). Oxford University Press.

Παραπομπή Chicago Style

Pearce, F. G. Outline History of Civilization. 2nd. ed. Bombay: Oxford University Press, 1969.

Παραπομπή MLA

Pearce, F. G. Outline History of Civilization. 2nd. ed. Oxford University Press, 1969.