APA引文

Pierce, J. R. (1981). Signals: The telephone and beyond. San Francisco: W. H. Freeman and Company.

Trích dẫn kiểu Chicago

Pierce, John R. Signals: The Telephone and Beyond. San Francisco: W. H. Freeman and Company, 1981.

MLA引文

Pierce, John R. Signals: The Telephone and Beyond. San Francisco: W. H. Freeman and Company, 1981.

警告：这些引文格式不一定是100％准确.