Hajós, G., Neukomm, G., Surányi, J., & Liu, C. A. (2001). Hungarian problem book III: Based on the Eotvos Competition, 1929-1943. Mathematical Association of America.
Chicago-referens (17:e uppl.)Hajós, György, G. Neukomm, János Surányi, och Chiang-Fung Andrew Liu. Hungarian Problem Book III: Based on the Eotvos Competition, 1929-1943. Washington, DC: Mathematical Association of America, 2001.
MLA-referens (9:e uppl.)Hajós, György, et al. Hungarian Problem Book III: Based on the Eotvos Competition, 1929-1943. Mathematical Association of America, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.