Não informado. (1939). Dental Laboratory News. Dental Laboratory Association of the State of New York.
Chicago-Zitierstil (17. Ausg.)Não informado. Dental Laboratory News. New York: Dental Laboratory Association of the State of New York, 1939.
MLA-Zitierstil (8. Ausg.)Não informado. Dental Laboratory News. Dental Laboratory Association of the State of New York, 1939.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.