Sicherheit, die Schweiz in einer unsicheren WeltHans-Christof Schregenberger, Thomas Sprecher, Heinz Spross, Robert Zingg · First published 2017Open the Tome
La mitología de los huicholesRobert M. Zingg · First published 1988 · Latest edition 1998Open the Tome
Wolf-Children and Feral ManSingh, Joseph Amrito Lal,, Zingg, Robert M · First published 1966Open the Tome
Report of the Mr. and Mrs. Henry Pfeiffer Expedition for Huichol EthnographyRobert M. Zingg · First published 1938AdventureOpen the Tome
The Ute Indians in historical relation to proto-Azteco-Tanoan cultureRobert M. Zingg · First published 1938Open the Tome
