(3cJGH WGHY GdMjhGf GdHMQi hGdHQi (B/ s - (3GQSWhWGdjSs; (3YRI eMeO Sdje SGde (B((3JMbjb(B)s ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1984)
Keywords: (3GdMVGQI GdYQHjI GdGSdGejI (B- (3GdeYGQa GdHMQjIs; (3GdYdes; (3GdJQGKs; (3GdJQGK GdYQHis; (3GdYdhes; (3GdYdhe YfO GdYQHs; (3GdMVGQI GdGSdGejIs; (3GdMjhGfs; (3JGQjN GdYdhes; (3GdMjhGfGJ GdHMQjIs