Theroux, James M. Techniques for improving educational radio programmes / by James M. Theroux. - Paris : New York, N.Y. : Unesco ; Unipub [distributor], c1978. - 43 p. ; 30 cm. - Educational studies and documents. new ser., no. 30 . Bibliography: p. 41-43. ISBN: 9231015621 (pbk.) Subjects--Topical Terms: Radio in education. Dewey Class. No.: DOC 371.3331