International Labour Office. (1969). Introduction to work study/2e (2nd ed.). International Labour Office.
Chicago Edition CitationInternational Labour Office. Introduction to Work Study/2e. 2nd ed. Geneva: International Labour Office, 1969.
MLA引文International Labour Office. Introduction to Work Study/2e. 2nd ed. International Labour Office, 1969.
警告:這些引文格式不一定是100%准確.