Hodges, M. (2016). Rockhounding Montana: A guide to 100 of Montana's best rockhounding sites (Third edition.). FalconGuides.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHodges, Montana. Rockhounding Montana: A Guide to 100 of Montana's Best Rockhounding Sites. Third edition. Guilford, Connecticut: FalconGuides, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHodges, Montana. Rockhounding Montana: A Guide to 100 of Montana's Best Rockhounding Sites. Third edition. FalconGuides, 2016.
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