Hanna, Paul K.
Nationality: 
(Unknown)
Identities and Authority Control
- pdbooks.info ID: 155266
Paul K. Hanna Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Arithmetic problem solving, a study of the relative effectiveness of three methods of problem solving | 1930 | Author | |  | | | | ||