00354nam a22001217a 4500020001900000082002400019100002200043245006400065260003800129300002800167500002000195650001700215  a0-14-02-1318-4  aProf. 510 S627 19711 aSkemp, Richard R.14aThe Psychology of learning mathematics /cRichard R. Skemp.  aEngland :bPenguin Books,cc1971.  a318 p. :bill. ; 18 cm.  aIncludes index.14aMathematics.