APA引文

George Kennedy. (1977). Electronic communication systems. New York: Gregg Division.

Trích dẫn kiểu Chicago

George Kennedy. Electronic Communication Systems. New York: Gregg Division, 1977.

MLA引文

George Kennedy. Electronic Communication Systems. New York: Gregg Division, 1977.

警告：这些引文格式不一定是100％准确.