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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

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Peer reviewed Peer reviewed
ERIC Number: EJ090379
Record Type: CIJE
Publication Date: 1973
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Comparative Validity of the Logically Developed versus "Purified" Research Scales for the Personal Orientation Inventory
Knapp, Robert R.; Fitzgerald, O. Ray
Educational and Psychological Measurement, 33, 4, 971-76, W 73
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Personal Orientation Inventory