00419cam a2200169ua 4500001000500000005001700005008003900022040000900061082001000070100002400080245004400104250000900148260003300157300001400190653001400204653003100218233820260515113456.0110811n        ii  |||gr||||Z||||||eng  cMAIN  a371.3  aSingh, T.,eAuthor.1 aTeaching of social studiescby T. Singh  a1st.  aAmritsar:bKrishna Brothers.  a168p:9cm.  aEducation  aTeaching of social studies