APA引文

Esvelt, J. P. (1959). Chinese placer mining on the Upper Columbia. s.n..

Chicago Style (17th ed.) Citation

Esvelt, John P. Chinese Placer Mining on the Upper Columbia. [United States: s.n., 1959.

MLA引文

Esvelt, John P. Chinese Placer Mining on the Upper Columbia. s.n., 1959.

警告：這些引文格式不一定是100％准確.