APA (7th ed.) Citation

Romaine, G. (2015). Rocks, gems, and minerals (Second edition.). FalconGuides.

Chicago Style (17th ed.) Citation

Romaine, Garret. Rocks, Gems, and Minerals. Second edition. Guilford, Connecticut: FalconGuides, 2015.

MLA (8th ed.) Citation

Romaine, Garret. Rocks, Gems, and Minerals. Second edition. FalconGuides, 2015.

Warning: These citations may not always be 100% accurate.