Não informado. (1968). Chem 13 News. University of Waterloo, Department of Chemistry.
Chicago-Zitierstil (17. Ausg.)Não informado. Chem 13 News. Waterloo, Canada: University of Waterloo, Department of Chemistry, 1968.
MLA-Zitierstil (8. Ausg.)Não informado. Chem 13 News. University of Waterloo, Department of Chemistry, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.