000 00416nam a2200169Ia 4500
020 _c0.00
082 _a374
_bSIN/A
100 _aSingh, U.K.
245 _aAdult Education
_cU K Singh
_h[Text]
260 _aNew Delhi
_bDiscovery Publishing House
_c2004
300 _avi, 293
440 _aDPH Education Series
650 _aScience Education.
700 _aSudarshan, K.N.
658 _aEducation
041 _aEnglish
999 _c251
_d251