000 00322nam a2200121Ia 4500
008 170101s1974 xx 000 0 und d
082 _a630.717 SIN
100 _aSingh r
245 0 _aTeaching And Communicaton in Extension Edu.
260 _aLudhiana
_bSahitya Kala Prakashan
_c1974
300 _a184 p
942 _2ddc
_cB
999 _c787016
_d787016