APA Style
Shepperd,W.D. (1981).
Variation in Growth of Engelmann Spruce Seedlings Under Selected Temperature Environments (USDA) .
Fort Collins:
USDA Forest Service.
Chicago Style
Shepperd,W.D.
Variation in Growth of Engelmann Spruce Seedlings Under Selected Temperature Environments (USDA).
Fort Collins:
USDA Forest Service,
1981.
.
MLA Style
Shepperd,W.D.
Variation in Growth of Engelmann Spruce Seedlings Under Selected Temperature Environments (USDA).
Fort Collins:
USDA Forest Service,
1981.
.
Turabian Style
Shepperd,W.D.
Variation in Growth of Engelmann Spruce Seedlings Under Selected Temperature Environments (USDA).
Fort Collins:
USDA Forest Service,
1981.
.