APA引文

(1978). International telecommunications: Challenge and change in the 1980s. Amsterdam.

Trích dẫn kiểu Chicago

International Telecommunications: Challenge and Change in the 1980s. Amsterdam, 1978.

MLA引文

International Telecommunications: Challenge and Change in the 1980s. Amsterdam, 1978.

警告：這些引文格式不一定是100％准確.