L. R. Irby

Books

Bighorn Sheep: Contributions of Montana State University Graduate Students to Understanding a Vulnerable Species, 1965-2000 Bighorn Sheep: Contributions of Montana State University Graduate Students to Understanding a Vulnerable Species, 1965-2000
Bighorn Sheep: Contributions of Montana State University Graduate Students to Understanding a Vulnerable Species, 1965-2000
2012
Mountain Reedbuck: A Fifty-Year Personal Retrospective Mountain Reedbuck: A Fifty-Year Personal Retrospective
Mountain Reedbuck: A Fifty-Year Personal Retrospective
2019