(3OjhGf YHOGdcQje GdbjSi GdGfOdSi (B/ s - (3LeYI TjMIs; (3eMeO GdgGOi GdWQGHdSis; (3GdbjSi (B, (3YHOGdcQje Hf eMeO Hfs ([S.N] : (3GdeDSSI GdhWfjI ddJQLeI hGdJMbjb , s, 1988)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3OhGhjf hbUGFOs