Sugimura, Toh, ed Umesao, Tadao, ed Significance of silk roads in the history of human civilizations - Osaka : National Museum of Ethnology, 1992 - 206 p . : ilus., maps - Senri ethnological studies, 32 . Source: donación Subjects--Topical Terms: COMERCIOHISTORIASEDA Subjects--Geographic Terms: ASIA Dewey Class. No.: BIB/20.05.00/05400