APA引文

Gray, M. (2004). Geodiversity: Valuing and conserving abiotic nature. England: John Wiley & Sons, Ltd.

Trích dẫn kiểu Chicago

Gray, Murray. Geodiversity: Valuing and Conserving Abiotic Nature. England: John Wiley & Sons, Ltd, 2004.

MLA引文

Gray, Murray. Geodiversity: Valuing and Conserving Abiotic Nature. England: John Wiley & Sons, Ltd, 2004.

警告：這些引文格式不一定是100％准確.