APA استشهاد

Myrdal, G. (1957). Economic theory and under developed regions. Methuen.

استشهاد بنمط شيكاغو

Myrdal, Gunnar. Economic Theory and Under Developed Regions. London: Methuen, 1957.

MLA استشهاد

Myrdal, Gunnar. Economic Theory and Under Developed Regions. Methuen, 1957.