Gaya APA
ULLMANN`S, .
(1994).
Encyclopedia Of Industrial Chemistry Vol B.5 Ullmans
(
-)
.
New York:
VCH.
Gaya MLA
ULLMANN`S, .
"Encyclopedia Of Industrial Chemistry Vol B.5 Ullmans".
-
New York:
VCH,
1994.
FAKULTAS TEKNIK.