Lefever, David Welty
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 67249
David Welty Lefever Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| The prognostic values of certain groupings of the test elements of the Thordike intelligence examimnation for high school graduates | 1930 | Author | |  | |  | | 
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