(3GdQbGHI GdeGdjI OQGSI hfbO hJMdjd (B/ s - (3YHOGdaJGM GdUMfs ([S.N] : (3eDSSI THGH GdLGeYI , s, 1988)
Keywords: (3eMGSHI GdJcGdjas; (3GdeMGSHIs; (3GdeQGbHI GdeGdjIs