Foundations of education. 2026-02-16T06:07:22+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Kneller, George F. (George Frederick), 1908-; Kneller, George F. (George Frederick), 1908- (Wiley, 1971)