G.W. · G. Warren · H.G. · H.W.
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| An Illustrated Outline History Of Mankind, Volumes I and II | 978-0-8326-2401-8 | 1969 | Fay-Cooper Cole |
| Herbert Hoover & Great Depression | 978-0-393-00394-9 | 1967 | |
| Herbert Hoover and the Great Depression | 978-0-19-500655-1 | 1959 | |
| Paraguay: An Informal History | 978-0-8061-0180-4 | 1949 | |
Delair Publishing · Oxford University Press · University of Oklahoma Press · W. W. Norton & Company