. (3eUGOQ GdOQGSI GdGOHjIs (3GdacQ GdYQHj GdMOjK aj SjQ GYdGegs - . (3OGZQ, jhSa GSYOs ((3HjQhJs (3efThQGJ GdLGeYI GddHfGfjIs)
* ((3L(B.2. (3GdbSe GdGhd(B: (3GdQGMdhf (B(1800-1955 * (3L(B.3. (3GdbSe GdGhd(B: (3GdQGMdhf (B(1800-1972) (3ef GQSdGf (B- (3GdYXe (B- 1972 * (3L(B.3. (3GdbSe GdKGfj(B: (3GdQGMdhf (B(1800-1972) (3ef GdYbGO (B- (3jfj(B-1972s
Keywords: (3GdGOH GdYQHjs -- (3JQGLes