APA引文

Wolfe, G. (2000). Thinkwell's biology. [New York]: Thinkwell.Com.

Trích dẫn kiểu Chicago

Wolfe, George. Thinkwell's Biology. [New York]: Thinkwell.Com, 2000.

MLA引文

Wolfe, George. Thinkwell's Biology. [New York]: Thinkwell.Com, 2000.

警告：這些引文格式不一定是100％准確.