000 00338nam a2200145Ia 4500
008 211013s9999 xx 000 0 und d
082 _a153
_bGAM
100 _aBy Gamon, David
_910429
245 0 _aBuilding mental muscle
250 _a1st
260 _c2014
_bViva
_aNew Delhi
300 _a320p.
650 _aPuzzle
_910107
942 _cBK
999 _c7530
_d7530