Title: Cao yuan si chou zhi lu xue shu yan tao hui lun wen ji /
Authors: Zhang, Zhuhua.
Publisher: Gansu ren min chu ban she,
Year: 2010
Subjects: Silk Road China, Northwest History Congresses.; Trade routes Asia Congresses.; Asia, Central Civilization Congresses.; China Relations Asia, Central Congresses.; Asia, Central Relations China Congresses.