TY - BOOK AU - Haeger,John Winthrop TI - Crisis and prosperity in Sung China SN - 0816504946 (pbk.) : U1 - 951 PY - 1975/// CY - Tucson PB - University of Arizona Press KW - China KW - Social conditions KW - 960-1644 KW - Economic conditions KW - to 1644 KW - History KW - Song dynasty, 960-1279 N1 - Includes bibliographical references and index ER -