1
Published: [1947]
Superior document: Title is part of eBook package: De Gruyter Columbia University Press eBook-Package Archive 1898-1999
2
Published: 1961
Superior document: Transactions of the American Philosophical Society N.S.,51,4
3
Published: [2014]
Superior document: Title is part of eBook package: De Gruyter Penn State University Press Complete eBook-Package 2014-2015
Links: Get full text; Cover
4
Published: [1939]
Superior document: Title is part of eBook package: De Gruyter Columbia University Press eBook-Package Archive 1898-1999
Links: Get full text; Get full text; Cover