Gaya APA
Giesecke, F, E., Mitchell, A. (1967).
TECHNICAL DRAWING (Fifth Edition).
London:
THE MACMILLAN COMPANY, New York..
Gaya MLA
Giesecke, Frederick, E.., Mitchell, Alva.
"TECHNICAL DRAWING".
Fifth Edition
London:
THE MACMILLAN COMPANY, New York.,
1967.
Textbook.