Ream, L. R. (1992). The gem, mineral & fossil collector's guide to Montana. L.R. Ream Pub..
Chicago Style (17th ed.) CitationReam, Lanny R. The Gem, Mineral & Fossil Collector's Guide to Montana. Coeur d'Alene, Id.: L.R. Ream Pub., 1992.
MLA (8th ed.) CitationReam, Lanny R. The Gem, Mineral & Fossil Collector's Guide to Montana. L.R. Ream Pub., 1992.
Warning: These citations may not always be 100% accurate.