APA引文

Perkins, G. D. (1971). The principles of electrical science in SI units. English Universities press.

Chicago Edition Citation

Perkins, G D. The Principles of Electrical Science in SI Units. London: English Universities press, 1971.

MLA引文

Perkins, G D. The Principles of Electrical Science in SI Units. English Universities press, 1971.

警告：這些引文格式不一定是100％准確.