Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.