The determination of differences and similarities of substructure and methodology present in dissertations from departments of education in three universities 2026-02-15T18:32:48+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Al-Rasheed, Nasser A.N (University of Southern California, 1989)