Wilkinson, C. E. (1971). Educational media and you. GLC Educational Materials and Services.
Citazione stile Chigago Style (17a edizione)Wilkinson, Cecil E. Educational Media and You. Toronto: GLC Educational Materials and Services, 1971.
Citatione MLA (8a ed.)Wilkinson, Cecil E. Educational Media and You. GLC Educational Materials and Services, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.