English: Gaimusyô Zyôhôbu [Intelligence Department of Ministry for Foreign Affairs, Japan] (1928年) 《 Gendai Sinazin Meikan Kaitei [The Directory of Current Chinese, revised edition]》、东京都: Tôa Dôbunkai Tyôsa Hensyûbu [Researching and Compilation Department of Toua Doubunkai] p.590