00587nam a22002054a 4500 BKBCL 20260708121801.0 260708s2022 ii 000 0 eng d 9780140124996 BKBCL eng BKBCL eng 510.7 POL Polya, George. How to solve it : a new aspect of mathematical method / Polya, George. UK : Penguin Book, 2022. xxxix, 222 p. ; 20 cm. Mathematics--Study and teaching Mathematics--Problems, exercises, etc BK 4059 4059 0 0 0 0 BP BKBCL BKBCL BP 2026-03-11 699.00 0 510.7 POL 90151 2026-07-08 06:48:01 699.00 2026-07-08 BK