Cooper, S. V., Neiman, K. E., & Roberts, D. W. (1991). Forest habitat types of northern Idaho: A second approximation. Intermountain Research Station.
Chicagoスタイル(17版)引用形式Cooper, Stephen V., Kenneth E. Neiman, , David W. Roberts. Forest Habitat Types of Northern Idaho: A Second Approximation. Ogden: Intermountain Research Station, 1991.
MLA(9版)引用形式Cooper, Stephen V., et al. Forest Habitat Types of Northern Idaho: A Second Approximation. Intermountain Research Station, 1991.
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