Witasek, Stephan, 1870–1915
Nationality: Undetermined, possibly 
(Germany)
Identities and Authority Control
- pdbooks.info ID: 146866
Stephan Witasek Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Hundert psychologische Schulversuche: mit Angabe der Apparate | 3., verb. und verm. Aufl. | 1911 | Author | |  | | | | 
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