Udubaşa Gheorghe. (2003). Outstanding mineral occurrences in Romania: What's new? Szeged.
Chicago Style (17th ed.) CitationUdubaşa Gheorghe. Outstanding Mineral Occurrences in Romania: What's New? Department of Mineralogy, Geochemistry and Petrology, University of Szeged: Szeged, 2003.
MLA idézésUdubaşa Gheorghe. Outstanding Mineral Occurrences in Romania: What's New? Szeged, 2003.
Figyelem: ezek az hivatkozások nem 100%-ban pontosak..