Não informado. (1953). Social and economics studies. University of West Indies, Institute of Social and Economic Research.
Chicago (17e ed.) BronvermeldingNão informado. Social and Economics Studies. Kingston: University of West Indies, Institute of Social and Economic Research, 1953.
MLA (8e ed.) BronvermeldingNão informado. Social and Economics Studies. University of West Indies, Institute of Social and Economic Research, 1953.
Let op: Deze citaties zijn niet altijd 100% accuraat.