Não informado. (1985). Political Economy: Studies in the surplus aproach. Rosenberg & Sellier.
Chicago (17e ed.) BronvermeldingNão informado. Political Economy: Studies in the Surplus Aproach. Torino, Italia: Rosenberg & Sellier, 1985.
MLA (8e ed.) BronvermeldingNão informado. Political Economy: Studies in the Surplus Aproach. Rosenberg & Sellier, 1985.
Let op: Deze citaties zijn niet altijd 100% accuraat.