Friedrich Hirth/Ernst Ruhstrat: Text book of documentary Chinese, with a vocabulary, for the special use of the Chinese customs service (Shanghai: Kelly & Walsh 1885-1888)
- Digitized:
- vol. 1: Internet Archive (Book contributor: University of California Libraries, digitizing sponsor: Internet Archive)
- vol. 2 Internet Archive (Book contributor: University of California Libraries, digitizing sponsor: Internet Archive)
- Bibliographic reference: BS 1700
- Entry in Wiener China-Bibliographie