APA استشهاد

Muller, W. (1991). Controversies in modern geology: :Evolution of geological theories in sedimentology,earth history and tectonics. Academic.

استشهاد بنمط شيكاغو

Muller, W. Controversies in Modern Geology: :Evolution of Geological Theories in Sedimentology,earth History and Tectonics. New York: Academic, 1991.

MLA استشهاد

Muller, W. Controversies in Modern Geology: :Evolution of Geological Theories in Sedimentology,earth History and Tectonics. Academic, 1991.