APA citiranje

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 citiranje

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

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