@book{UBHD-1064087, author={Yu, Ying-Shih}, title={Trade and expansion in Han China}, subtitle={a study in the structure of Sino-Barbarian economic relations}, publisher={Univ. of Californnia Press}, address={Berkeley, Calif. [u.a.]}, year={1967}, pages={IX, 251 S.}, language={eng}, library={UB [Signatur: 68 A 195] ; OA [Signatur: DS748.Y8 1967]}, }