ebrary, Inc, Neukomm, G., Surányi, J., & Hajós, G. (1963). Hungarian problem book I: Based on the Eotvos Competitions, 1894-1905. Mathematical Association of America.
Chicago Style (17. basım) Atıfebrary, Inc, G. Neukomm, János Surányi, ve György Hajós. Hungarian Problem Book I: Based on the Eotvos Competitions, 1894-1905. Washington, DC: Mathematical Association of America, 1963.
MLA (9th ed.) Atıfebrary, Inc, et al. Hungarian Problem Book I: Based on the Eotvos Competitions, 1894-1905. Mathematical Association of America, 1963.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..