Vallente, C. L. (1976). Relationship between the educational qualifications of physics teachers and the achievement of their students.
Lua i Stíl Chicago (17ú heag.)Vallente, Crescencia Lopez. Relationship Between the Educational Qualifications of Physics Teachers and the Achievement of Their Students. 1976.
Lua MLA (9ú heag.)Vallente, Crescencia Lopez. Relationship Between the Educational Qualifications of Physics Teachers and the Achievement of Their Students. 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.