GHOST ON HORSEBACK, THE INCREDIBLE ATATURK (408 pp.)Ray BrockDuell Sloan & Pearce ($4.75).
Out of the ruins of the decayed and defeated Ottoman Empire rose a new Turkish republic that stands today as democracy's strongest bastion in the Middle East. This was the achievement of one man, Mustafa Kemal Ataturk. After World War I he raised a new army and drove out the Greeks, who were occupying Turkey with Allied backing. He threw out the established Moslem religion, warred on the fez and the veil, forced Western clothes, laws, letters and institutions on 16 million bewildered Turks....