000
00291nam a2200121Ia 4500
008
220201s1955 xx 000 0 eng d
082
_a
652.11
_b
HOD
100
_a
Hodnett, Edward
245
0
_a
Art of problam solving
260
_a
Newyork
_b
Harper Bross
_c
1955
300
_a
202
942
_2
ddc
999
_c
12800
_d
12800