एपीए उद्धरण

Gibson, C. R. (1971). Foreign trade in the economic of development of small nations: The case of Ecuador. New York: Praeger Publishers.

शिकागो स्टाइल उद्धरण

Gibson, Charles R. Foreign Trade in the Economic of Development of Small Nations: The Case of Ecuador. New York: Praeger Publishers, 1971.

एमएलए उद्धरण

Gibson, Charles R. Foreign Trade in the Economic of Development of Small Nations: The Case of Ecuador. New York: Praeger Publishers, 1971.