00490nam a2200157Ia 450000500170000000800410001708200180005810000190007624500400009526000460013530000090018169000120019094200070020299900190020995201040022820260205095747.0260111s9999||||xx |||||||||||||| ||und||  a793.74  B141F  aBaderia, G. S. 0aFascination of mathematical puzzles  aG.BRITAINbASHOK SINGHAL FOUNDATIONc1991  a87p.  aPUZZLES  cBK  c219138d219138  00104070aTSCSLbTSCSLd2026-02-05l0o793.74  B141Fp620251r2026-02-05 09:57:47w2026-02-05yBK