Gestalt psychology : an introduction to new concepts in modern psychology 2026-02-15T15:19:49+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Kohler, Wolfgang, 1887-1967 (The Black and gold library, 1947)