Wilkinson, C. E. (1971). Educational media and you. GLC Educational Materials and Services.
Chicago-Zitierstil (17. Ausg.)Wilkinson, Cecil E. Educational Media and You. Toronto: GLC Educational Materials and Services, 1971.
MLA-Zitierstil (8. Ausg.)Wilkinson, Cecil E. Educational Media and You. GLC Educational Materials and Services, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.