Dreyer,Edward L. 1903?- Zheng He / China and the oceans in the early ming dynasty,1405-1433 Edward L. Dreyer - London: PEARSON 2007 - XIV,238P: ill ; 19 cm Include index Subjects--Topical Terms: Statesmen--Biography--ChinaExplorers--Biography--China Dewey Class. No.: 951.0260