Water and eastern Montana coal developmentde R. J. AndersonMateriasWater resources developmentCoal mines and miningWater-supplyIndustrial water supplyEdiciones (1)Water and eastern Montana coal development (1973)Montana Environmental Quality Council · inglésMás obras de R. J. AndersonWayfarerUltraviolet (Ultraviolet, #1)Rebel (Faery Rebels, #2)Arrow