APA引文

Held, G. (1999). Handbook of communications systems management. Viva Book.

Chicago Edition Citation

Held, Gilbert. Handbook of Communications Systems Management. New Delhi: Viva Book, 1999.

MLA引文

Held, Gilbert. Handbook of Communications Systems Management. Viva Book, 1999.

警告：這些引文格式不一定是100％准確.