The educationa aims and practices of the national and Columbia broadcasting systems
By: by Win W. Bird ...
Series: University of Washington extension series -- no. 10.
Publisher: The University of Washington
Published: 1939
Place of publication: Seattle, Wash
Language: eng
Number of pages: 82
Subjects: National Broadcasting Company, inc.; CBS Inc.; Radio in education.; Radio broadcasting.
Notes: Issued also as condensation of thesis (Ph.D.) University of Iowa with title: A analysis of the aims and practice of the principal sponsors of education by radio in the United States.