International Labour Office. (1972). An introductory course in teaching and training methods. International Labor Office.
芝加哥风格引文International Labour Office. An Introductory Course in Teaching and Training Methods. Geneva: International Labor Office, 1972.
MLA引文International Labour Office. An Introductory Course in Teaching and Training Methods. International Labor Office, 1972.
警告：这些引文格式不一定是100％准确.