Haack, Ernst
Nationality: Undetermined, possibly 
(Spain)
Identities and Authority Control
- pdbooks.info ID: 42927
Ernst Haack Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| Nociones de historia natural por el Dr: Otto Schmeil, segundo grado escolar | 1926 | Author | |  |  | | | ||
| Nociones de historia natural según el método del Dr: Otto Schmeil, primer grado escolar | 1926 | Author | | | | | | ||