000 00506nam a2200169 a 4500
005 20181209222603.0
008 180217s1968 -us||||g |||| 00| 0 eng d
040 _aBD-DhBPA
_cBD-DhBPA
082 0 4 _a153.1532
_bPOP 1968
100 1 _aPowers, Melvin.
_93592
245 1 0 _aA practical guide to better concentration /
_cMelvin Powers.
260 _aHollywood :
_bWilshire Book Co.,
_c1968
300 _a130 p. :
_c20 cm.
590 _aPomi
650 0 _aAttention, Thought and Thinking.
_93593
942 _2ddc
_cBK
999 _c1453
_d1453