(3GdefaQ ef QMeI Gddg(B, (3GdGbQY hGdGHQU hGdGYei(B, (3GdhUjI (B/ s - (3YHOGdMejO Jhajbs; (3YGWa YHOGdaJGMs; (3jGSQ fUQs ([S.N] : (3OGQ GdcJGH GdeUQi , s, 1993)
Keywords: (3GdGWaGds; (3bUU GdGWaGds; (3GdbUU GdOjfjIs