000 00537nam a2200181Ia 4500
008 191130s1998##################000#0#eng##
020 _a9780486296159
040 _aACL
_cACL
082 _a793.74 SHA
100 _aShasha, Dennis Elliott
245 _aThe puzzling adventures of Dr. Ecco
_cDennis Shasha
260 _aMineola, NY
_bDover Publications
_c1998
300 _ax, 181 p. : ill. ; 22 cm
650 _aMathematical recreations
990 _a037ea724ac10000c5e7c68c61d4e831e
991 _a389584
999 _c293347
_d293347