Ziegler, Carl William, 1883–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2146536A
- pdbooks.info ID: 50745
Carl William Ziegler Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| School attendance as a factor in school progress: a study of the relations existing between the school attendance of pupils and their scholastic achievements and progress and their home environment together with other causal factors | 1921 | Author | |  | |  | | ||