The relationship of selected student, teacher, and school variables to biology achievement of seniors in secondary schools in Saudi Arabia 2026-02-17T01:57:11+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Al-Shahrany, Mohammed S. (The Ohio State University, 1995)