Ernest Borek
![](https://upload.wikimedia.org/wikipedia/commons/2/26/Dr._Ernest_Borek.jpg)
1
Published: [1952]
Superior document: Title is part of eBook package: De Gruyter Columbia University Press eBook-Package Archive 1898-1999
2
Published: [1961]
Superior document: Title is part of eBook package: De Gruyter Columbia University Press eBook-Package Archive 1898-1999