Learning How To Learn—The Open Classroom In America
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Copyright
Registered 3Oct72 · MP23941 (Jan-Jun 1973) Copyright holder: Institute for Development of Educational Activities, Inc
Sources
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — title, year, creator, length, copyright
Record added 2026-06-28T22:02:08Z