Craf, J. R. (1952). Economic development of the United States. McGraw-Hill.
Chicago (17e ed.) BronvermeldingCraf, John Riley. Economic Development of the United States. New York: McGraw-Hill, 1952.
MLA (9e ed.) BronvermeldingCraf, John Riley. Economic Development of the United States. McGraw-Hill, 1952.
Let op: Deze citaties zijn niet altijd 100% accuraat.