000 00484nam a2200181Ia 4500
008 191130s2010##################000#0#eng##
020 _a9781848375321
040 _aACL
_cACL
082 _a793.73 ARC
245 _aLarge print codewords
_cArcturus
260 _aLondon
_bArcturus
_c2010
300 _a109 p. : ill. (chiefly col.) ; 24 cm
650 _aPuzzles
710 _aArcturus
990 _aa24b1c73ac10000c2ec01b073c7cc9c1
991 _a339919
999 _c272296
_d272296