Smelser, R., Dullien, T., & Hinrichs, H. (1979). Preliminary Survey of German collection: By Ronald Smelser with Thomas Dullien and Heribert Hinrichs. Univ. of Utah Pr..
Chicago-Zitierstil (17. Ausg.)Smelser, Ronald, Thomas Dullien, und Heribert Hinrichs. Preliminary Survey of German Collection: By Ronald Smelser with Thomas Dullien and Heribert Hinrichs. Salt Lake City: Univ. of Utah Pr., 1979.
MLA-Zitierstil (8. Ausg.)Smelser, Ronald, et al. Preliminary Survey of German Collection: By Ronald Smelser with Thomas Dullien and Heribert Hinrichs. Univ. of Utah Pr., 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.