APA Style
Hummel, D, D, O.
(1978).
ATLAS OF POLYMER AND PLASTICS ANALYSIS
(
1)
.
New York:
weinheim.
MLA Style
Hummel, DR., Dieter, O..
"ATLAS OF POLYMER AND PLASTICS ANALYSIS".
1
New York:
weinheim,
1978.
المصادر المراجع.