(3NeShf YGeG ai egfI GdWH (B/ s - (3jhSa eMeO Ndjds ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1988)
Keywords: (3GdWHs; (3GdJhLjI Gdegfis