APA Style
LUBIS, SJAHRUM. (1991).
BULETIN PERKEBUNAN VOL. 22 (3), SEPTEMBER 1991 (VOL. 22 (3), SEPTEMBER 1991).
MEDAN:
PUSAT PENELITIAN PERKEBUNAN MEDAN.
Chicago Style
LUBIS, SJAHRUM.
BULETIN PERKEBUNAN VOL. 22 (3), SEPTEMBER 1991.
VOL. 22 (3), SEPTEMBER 1991
MEDAN:
PUSAT PENELITIAN PERKEBUNAN MEDAN,
1991.
Text.
MLA Style
LUBIS, SJAHRUM.
BULETIN PERKEBUNAN VOL. 22 (3), SEPTEMBER 1991.
VOL. 22 (3), SEPTEMBER 1991
MEDAN:
PUSAT PENELITIAN PERKEBUNAN MEDAN,
1991.
Text.
Turabian Style
LUBIS, SJAHRUM.
BULETIN PERKEBUNAN VOL. 22 (3), SEPTEMBER 1991.
VOL. 22 (3), SEPTEMBER 1991
MEDAN:
PUSAT PENELITIAN PERKEBUNAN MEDAN,
1991.
Print.