(3eMeO HjQe GdNGeS (B: (3HjdhZQGajI JMdjdjI eY KdGK QSGFd fGOQI (B/ s - (3GdefUa Hf YHOGdLdjds; (3ceGd YeQGfs ([S.N] : (3GdeDSSI GdhWfjI ddJQLeI hGdJMbjb , s, 1989)
Keywords: (3GdGOH GdYQHis; (3JhfSs; (3GdHHdjhLQGajGJ GdehVhYjIs; (3eMeO HjQe GdNGeSs; (3JGQjN hfbOs