ILO. (1992). Introduction to work study (3.). ILO.
Chicago Edition CitationILO. Introduction to Work Study. 3. Geneva: ILO, 1992.
ציטוט MLAILO. Introduction to Work Study. 3. ILO, 1992.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
ILO. (1992). Introduction to work study (3.). ILO.
Chicago Edition CitationILO. Introduction to Work Study. 3. Geneva: ILO, 1992.
ציטוט MLAILO. Introduction to Work Study. 3. ILO, 1992.