APA引文

Hawk, B. L. 1. [. o. c. (1957). Experimenting with chemistry. Washington: Science Service.

Trích dẫn kiểu Chicago

Hawk, Burton L. 1920- [from old catalog]. Experimenting With Chemistry. Washington: Science Service, 1957.

MLA引文

Hawk, Burton L. 1920- [from old catalog]. Experimenting With Chemistry. Washington: Science Service, 1957.

警告：这些引文格式不一定是100％准确.