(3GdSdhc GdEfSGfj aj GdEOGQI (B:s - (3Ydi GdSdejs (3OcJhQ HcdjI GdJLGQI (B_ (3LGeYI GdbGgQI (B.s ((3eUQ (B:s (3OGQ GdeYGQa (B,s, 1972)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s