APA引文

Timoshenko, S., & Young,D.H. (1956). Engineering mechanics.

Chicago Edition Citation

Timoshenko, S., and Young,D.H. Engineering Mechanics. 1956.

MLA引文

Timoshenko, S., and Young,D.H. Engineering Mechanics. 1956.

警告：这些引文格式不一定是100％准确.