APA Style
Lang,L.L and Bertelson,D.F. (1987).
Forest Statistics for East Texas Counties - 1986 (Resource Bulletin SO-118) (USDA) .
Louisiana:
USDA Forest Service.
Chicago Style
Lang,L.L and Bertelson,D.F.
Forest Statistics for East Texas Counties - 1986 (Resource Bulletin SO-118) (USDA).
Louisiana:
USDA Forest Service,
1987.
.
MLA Style
Lang,L.L and Bertelson,D.F.
Forest Statistics for East Texas Counties - 1986 (Resource Bulletin SO-118) (USDA).
Louisiana:
USDA Forest Service,
1987.
.
Turabian Style
Lang,L.L and Bertelson,D.F.
Forest Statistics for East Texas Counties - 1986 (Resource Bulletin SO-118) (USDA).
Louisiana:
USDA Forest Service,
1987.
.