APA Style
Duff, Jon M.. (1991).
CADKEY Light: Computer Aided Design and Drafting for Engineers and Technologists .
Englewood Cliffs:
Prentice Hall.
Chicago Style
Duff, Jon M..
CADKEY Light: Computer Aided Design and Drafting for Engineers and Technologists.
Englewood Cliffs:
Prentice Hall,
1991.
Text.
MLA Style
Duff, Jon M..
CADKEY Light: Computer Aided Design and Drafting for Engineers and Technologists.
Englewood Cliffs:
Prentice Hall,
1991.
Text.
Turabian Style
Duff, Jon M..
CADKEY Light: Computer Aided Design and Drafting for Engineers and Technologists.
Englewood Cliffs:
Prentice Hall,
1991.
Print.