Hartlaub, Gustav Friedrich, 1884–1963
Nationality: Undetermined, possibly 
(Poland)
Identities and Authority Control
- Open Library: OL143492A
- pdbooks.info ID: 18155
Gustav Friedrich Hartlaub Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| Der genius im kinde | 1922 | Author | |  |  | | | ||
| Der genius im kinde | 1930 | Author | | | | | | ||