APA Style
Estep,E.M and Hunt,D.L. (1964).
Lumber Yield and Log Values of White Fir (Research Paper PNW-20) USDA .
Portland:
USDA Forest Service.
Chicago Style
Estep,E.M and Hunt,D.L.
Lumber Yield and Log Values of White Fir (Research Paper PNW-20) USDA.
Portland:
USDA Forest Service,
1964.
.
MLA Style
Estep,E.M and Hunt,D.L.
Lumber Yield and Log Values of White Fir (Research Paper PNW-20) USDA.
Portland:
USDA Forest Service,
1964.
.
Turabian Style
Estep,E.M and Hunt,D.L.
Lumber Yield and Log Values of White Fir (Research Paper PNW-20) USDA.
Portland:
USDA Forest Service,
1964.
.