Gaya APA
E., G, F., Mitchell, A, E, A. (1958).
TECHNICAL DRAWING FOURTH EDITION (4th ed).
New York:
THE MACMILLAN COMPANY, New York..
Gaya MLA
E., GIESECKE, Frederick., Mitchell, Alva, Et, Al.,.
"TECHNICAL DRAWING FOURTH EDITION".
4th ed
New York:
THE MACMILLAN COMPANY, New York.,
1958.
Textbook.