Roche, J. (1998). Reading german: A multimedia self-study course on reading german language for professional and technical purposes (3. ed.). University of British Columbia.
Chicago-Zitierstil (17. Ausg.)Roche, Jörg. Reading German: A Multimedia Self-study Course on Reading German Language for Professional and Technical Purposes. 3. ed. Vancouver: University of British Columbia, 1998.
MLA-Zitierstil (9. Ausg.)Roche, Jörg. Reading German: A Multimedia Self-study Course on Reading German Language for Professional and Technical Purposes. 3. ed. University of British Columbia, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.