00749nam a2200253 a 4500 68763 BD-RjUL 20211209081816.0 170405s1957 nyua 000 0 eng d (BD-RjUL)68974 BD-RjUL eng BD-RjUL eng 23 510 POH 1957 HA28.POL Pólya, George, 1887-1985. 153543 How to solve it : a new aspect of mathematical method / G. Polya. 2nd ed. Garden City, N.Y : Doubleday, 1957. xxi, 253 p ; 18 cm. Mathematics Problems, exercises, etc. 203783 Mathematics Study and teaching. 203784 ddc BK 68763 68763 0 0 ddc 0 1 NFIC RUCL RUCL Reading 1963-05-14 Asia foundation 0.00 0 510 POH 1957 2017-04-05 00:00:00 C-1 2017-04-05 BK