Gibson, C. R. (1971). Foreign trade in the economic development of small nations: The case of Ecuador. Praeger.
Citazione stile Chigago Style (17a edizione)Gibson, Charles Robert. Foreign Trade in the Economic Development of Small Nations: The Case of Ecuador. New York: Praeger, 1971.
Citatione MLA (9a ed.)Gibson, Charles Robert. Foreign Trade in the Economic Development of Small Nations: The Case of Ecuador. Praeger, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.