Pac, Helga Ihsle2015-05-122015-05-121982https://scholarworks.montana.edu/handle/1/7276enMule deerPetroleum industry and tradeEcologyPopulation ecology of mule deer with emphasis on potential impacts of gas and oil development along the east front of the Rocky Mountains, northcentral MontanaThesisCopyright 1982 by Helga Ihsle Pac