APA (7th ed.) Citation

Martinelli, M., & Leaf, C. F. (1999). Historic avalanches in the northern front range and the central and northern mountains of Colorado. United States Department of Agriculture, Forest Service, Rocky Mountain Research Station.

Chicago Style (17th ed.) Citation

Martinelli, M., and Charles F. Leaf. Historic Avalanches in the Northern Front Range and the Central and Northern Mountains of Colorado. Fort Collins, Colorado: United States Department of Agriculture, Forest Service, Rocky Mountain Research Station, 1999.

MLA (9th ed.) Citation

Martinelli, M., and Charles F. Leaf. Historic Avalanches in the Northern Front Range and the Central and Northern Mountains of Colorado. United States Department of Agriculture, Forest Service, Rocky Mountain Research Station, 1999.