Gray, J. M. (2014). Geodiversity: Valuing and conserving abiotic nature (2e.). John Wiley & Sons Inc.
Chicago Style (17th ed.) CitationGray, J. M. Geodiversity: Valuing and Conserving Abiotic Nature. 2e. Chichester, West Sussex, UK: John Wiley & Sons Inc, 2014.
MLA (9th ed.) CitationGray, J. M. Geodiversity: Valuing and Conserving Abiotic Nature. 2e. John Wiley & Sons Inc, 2014.
Warning: These citations may not always be 100% accurate.