Gaya APA
Ord, H.. (1974).
Engineering drawing for advanced level .
London:
MacMillan.
Gaya Chicago
Ord, H..
Engineering drawing for advanced level.
London:
MacMillan,
1974.
Text.
Gaya MLA
Ord, H..
Engineering drawing for advanced level.
London:
MacMillan,
1974.
Text.
Gaya Turabian
Ord, H..
Engineering drawing for advanced level.
London:
MacMillan,
1974.
Print.