Symes, R. F. (2021). Rocks & minerals (Revised edition.). DK.
Chicago Style (17th ed.) CitationSymes, R. F. Rocks & Minerals. Revised edition. New York, NY: DK, 2021.
MLA (8th ed.) CitationSymes, R. F. Rocks & Minerals. Revised edition. DK, 2021.
Warning: These citations may not always be 100% accurate.