WOELFEL, N. (1945). Radio and the school: A guide-book for teachers and administrators. World Book Company.
Citazione stile Chigago Style (17a edizione)WOELFEL, Norman. Radio and the School: A Guide-book for Teachers and Administrators. World Book Company, 1945.
Citatione MLA (9a ed.)WOELFEL, Norman. Radio and the School: A Guide-book for Teachers and Administrators. World Book Company, 1945.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.