Theoretical readings in motivation : perspectives on human behavior 2026-02-15T22:39:53+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Levine, Fredric M. (Rand McNally College Pub. Co., 1975)