Gaya APA
DUBOIS, J, H., PRIBBLE, W, I. (1978).
Plastics Mold Engineering Handbook (3th ed).
New York:
Van Nostrand Reinhold Company.
Gaya MLA
DUBOIS, J., Harry., PRIBBLE, Wayne, I..
"Plastics Mold Engineering Handbook".
3th ed
New York:
Van Nostrand Reinhold Company,
1978.
Printed.