APA aipamena

Sobel, R. (1980). The worldly economists. The Free Press.

Chicago Style aipamena

Sobel, Robert. The Worldly Economists. The Free Press, 1980.

MLA aipamena

Sobel, Robert. The Worldly Economists. The Free Press, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.