A radiodifusão educativa no Brasil, notas.
Contributors: Brazil. Ministério da Educação e Saúde Pública.
Publisher: Ministério da Educação e Saúde, Serviço de Documentação
Published: 1946
Place of publication: [Rio de Janeiro]
Language: por
Number of pages: 119
Subjects: Radio in education.; Education -- Brazil.
Notes: "Fontes": p. [113]-119.