TY - BOOK AU - Posamentier,Alfred S. TI - Mathematics entertainment for the millions T2 - Problem solving in mathematics and beyond SN - 9789811219900 AV - QA95 P67 U1 - 793.74 23 PY - 2020///] CY - New Jersey PB - World Scientific KW - Matemáticas recreativas KW - Matemáticas KW - Problemas, ejercicios, etc ER -