international labour officer. (1969). Introduction to work study/2e (2nd ed.). International labour office.
Chicago Edition Citationinternational labour officer. Introduction to Work Study/2e. 2nd ed. Geneva: International labour office, 1969.
MLA Edition Citationinternational labour officer. Introduction to Work Study/2e. 2nd ed. International labour office, 1969.
Warning: These citations may not always be 100% accurate.