APA引文

Drucker, P. F. (1970). The age of discontinuity: Guidelines to our changing society. New York: Harper & Row.

Trích dẫn kiểu Chicago

Drucker, Peter F. The Age of Discontinuity: Guidelines to Our Changing Society. New York: Harper & Row, 1970.

MLA引文

Drucker, Peter F. The Age of Discontinuity: Guidelines to Our Changing Society. New York: Harper & Row, 1970.

警告：这些引文格式不一定是100％准确.