Não informado. (1960). Production Engineers. Institution of Production Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Production Engineers. London: Institution of Production Engineers, 1960.
MLA-Zitierstil (8. Ausg.)Não informado. Production Engineers. Institution of Production Engineers, 1960.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.