Hungarian problem book/ Based on the Eötvös competitions, 1894-1928/
rev. and edited by G. Hajós, G. Neukomm [and] J. Surányi. Translated by Elvira Rapaport.
- Washington, DC: Mathematical Association of America, 1975, c1963.
- 2 v.: diagrs.; 23 cm.
- New mathematical library; 11-12 .
This translation is based on the rev. Hungarian ed. of 1955.