(1971). Payment by result: ILO. ILO.
Chicago (17e ed.) BronvermeldingPayment by Result: ILO. Geneva: ILO, 1971.
MLA (9e ed.) BronvermeldingPayment by Result: ILO. ILO, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.
(1971). Payment by result: ILO. ILO.
Chicago (17e ed.) BronvermeldingPayment by Result: ILO. Geneva: ILO, 1971.
MLA (9e ed.) BronvermeldingPayment by Result: ILO. ILO, 1971.