Singer, H. W. (1982). Technologies for basic needs (Second edition.). International Labour Office.
芝加哥风格引文Singer, H. W. Technologies for Basic Needs. Second edition. Geneva: International Labour Office, 1982.
MLA引文Singer, H. W. Technologies for Basic Needs. Second edition. International Labour Office, 1982.
警告：这些引文格式不一定是100％准确.