(1971). Payment by result: ILO. ILO.
Chicago Style (17th ed.) CitationPayment by Result: ILO. Geneva: ILO, 1971.
ציטוט MLAPayment by Result: ILO. ILO, 1971.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
(1971). Payment by result: ILO. ILO.
Chicago Style (17th ed.) CitationPayment by Result: ILO. Geneva: ILO, 1971.
ציטוט MLAPayment by Result: ILO. ILO, 1971.