APA استشهاد

Wegener, A. (1966). Origin of continents and oceans. Methuen & Co.

استشهاد بنمط شيكاغو

Wegener, Alfred. Origin of Continents and Oceans. London: Methuen & Co, 1966.

MLA استشهاد

Wegener, Alfred. Origin of Continents and Oceans. Methuen & Co, 1966.