APA引文

Ezra, D. (1980). Coal and Energy (2nd Ed.). Ernest Benn.

Chicago Edition Citation

Ezra, Derek. Coal and Energy. 2nd Ed. London: Ernest Benn, 1980.

MLA引文

Ezra, Derek. Coal and Energy. 2nd Ed. Ernest Benn, 1980.

警告：這些引文格式不一定是100％准確.