Will-Wolf, S., & Neitlich, P. (2010). Development of lichen response indexes using a regional gradient modeling approach for large-scale monitoring of forests. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.
Chicago Style (17th ed.) CitationWill-Wolf, Susan, and Peter Neitlich. Development of Lichen Response Indexes Using a Regional Gradient Modeling Approach for Large-scale Monitoring of Forests. Portland, OR: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2010.
MLA (9th ed.) CitationWill-Wolf, Susan, and Peter Neitlich. Development of Lichen Response Indexes Using a Regional Gradient Modeling Approach for Large-scale Monitoring of Forests. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2010.