(3LeGd GdOjf GdGaZGfi(B: (3ehbX GdTQb hajdSha GdGSdGe (B/ s - (3eMeO YeGQIs ([S.N] : (3OGQ GdTQhb , s, 1988)
Keywords: (3LeGd GdOjf GdGaZGfis; (3GdGSJYeGQs; (3GdLGeYI GdGSdGejIs; (3GdeUdMhfs