Romaine, G. (2020). Rocks, gems, and minerals (Third edition.). FalconGuides.
Chicago Style (17th ed.) CitationRomaine, Garret. Rocks, Gems, and Minerals. Third edition. Guilford, Connecticut: FalconGuides, 2020.
MLA引文Romaine, Garret. Rocks, Gems, and Minerals. Third edition. FalconGuides, 2020.
警告:這些引文格式不一定是100%准確.