APA引文

Schumacher, E. F., & E. F. Schumacher. (1973). Small is beautiful: Economics as if people mattered. New York, NY: Harper & Row.

Trích dẫn kiểu Chicago

Schumacher, E. F., và E. F. Schumacher. Small Is Beautiful: Economics As If People Mattered. New York, NY: Harper & Row, 1973.

MLA引文

Schumacher, E. F., và E. F. Schumacher. Small Is Beautiful: Economics As If People Mattered. New York, NY: Harper & Row, 1973.

警告：這些引文格式不一定是100％准確.