Heller, W. W. (1966). New dimensions of political economy. Harvard University Press.
Citazione stile Chigago Style (17a edizione)Heller, Walter W. New Dimensions of Political Economy. Cambridge: Harvard University Press, 1966.
Citatione MLA (9a ed.)Heller, Walter W. New Dimensions of Political Economy. Harvard University Press, 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.