APA引文

Singer, H. (1977). Technologies for basic needs. Geneva: International Labour Office.

Trích dẫn kiểu Chicago

Singer, Hans. Technologies for Basic Needs. Geneva: International Labour Office, 1977.

MLA引文

Singer, Hans. Technologies for Basic Needs. Geneva: International Labour Office, 1977.

警告：这些引文格式不一定是100％准确.