Ries, H. (1927). Clays: Their occurence, properties, and uses ; with especial reference to those of the United States and Canada (3. ed., rev. and enl.). Wiley [u.a.].
Chicago-Zitierstil (17. Ausg.)Ries, Heinrich. Clays: Their Occurence, Properties, and Uses ; with Especial Reference to Those of the United States and Canada. 3. ed., rev. and enl. New York: Wiley [u.a.], 1927.
MLA-Zitierstil (9. Ausg.)Ries, Heinrich. Clays: Their Occurence, Properties, and Uses ; with Especial Reference to Those of the United States and Canada. 3. ed., rev. and enl. Wiley [u.a.], 1927.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.