00539nam a2200157Ia 4500 260820b |||||||| |||| 00| 0 eng d 516 Sa167.CP Salkind, Charles T. 25316 Challenging problems in geometry / New York: Dover, 1996 ix, 245p. Dover books on Mathematics 25317 "Purchased under NBHM grant for the year 1998-99" Posamentier, Alfred S author. 25318 ddc BK 0 0 0 516_000000000000000_SA167_CP 0 20516 ISI ISI 1999-05-19 HBA 340.58 0 516 Sa167.CP DP23820 2019-02-14 00:00:00 BK Ord num:300; Ord dt:1998-10-12 16825 16825