(3cHQi GdMcGjGJ GdYGdejI (B:s (3NeS hNeShf GSWhQI NGdOI(B/ (3JCdjas - (3GhfJQ eGjQ,dhjSs; (3GdOHGZ,ZGfes ((3HZOGO,GdYQGb(B:s (3OGQ GdTDhf GdKbGajI GdYGeI,s, 1986)
Keywords: (3GdGSGWjQs