Gaya APA
Verlag, C, H. (1989).
Majalah PE Internasional Industrial Dan Production Engineering , Jilid II (1-Mar).
Darmstad:
Carl Hanser Verlag.
Gaya MLA
Verlag, Carl, Hanser.
"Majalah PE Internasional Industrial Dan Production Engineering , Jilid II".
1-Mar
Darmstad:
Carl Hanser Verlag,
1989.
Text.