McEachern, W. A. (1988). Economics: A contemporary introduction. South-Western.
Citazione stile Chigago Style (17a edizione)McEachern, William A. Economics: A Contemporary Introduction. South-Western, 1988.
Citatione MLA (9a ed.)McEachern, William A. Economics: A Contemporary Introduction. South-Western, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.