Zhou shan Shuang yu gang guo ji lun tan wen ji 舟山双屿港国际论坛文集 Proceedings of International Forum on Zhoushan Shuangyu Port - 舟山 舟山双屿港国际论坛文集 [2011?] - [4] 364 p. includes illustrations, photos ISBN: [no ISBN] Subjects--Topical Terms: History -- Ming -- Maritime -- Trade -- Conference