Não informado. (1921). Brazilian business. American Chamber of Commerce for Brazil.
Chicago (17e ed.) BronvermeldingNão informado. Brazilian Business. Rio de Janeiro: American Chamber of Commerce for Brazil, 1921.
MLA (8e ed.) BronvermeldingNão informado. Brazilian Business. American Chamber of Commerce for Brazil, 1921.
Let op: Deze citaties zijn niet altijd 100% accuraat.