Não informado. (1971). Quality Management and Engineering. Hitchcock Publishing.
Chicago-Zitierstil (17. Ausg.)Não informado. Quality Management and Engineering. Wheaton, Ill: Hitchcock Publishing, 1971.
MLA-Zitierstil (8. Ausg.)Não informado. Quality Management and Engineering. Hitchcock Publishing, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.