APA引文

Herkenhoff, L. (2014). A Profile of the Oil and Gas Industry: Resources, Market Forces, Geopolitics, and Technology. Business Expert Press.

Trích dẫn kiểu Chicago

Herkenhoff, Linda. A Profile of the Oil and Gas Industry: Resources, Market Forces, Geopolitics, and Technology. Business Expert Press, 2014.

MLA引文

Herkenhoff, Linda. A Profile of the Oil and Gas Industry: Resources, Market Forces, Geopolitics, and Technology. Business Expert Press, 2014.

警告：这些引文格式不一定是100％准确.