00000cam a22000004a 4500 UP-99796217606057450 Buklod 20230503092542.0 m |o d | ta 080210s1975 xx r |000 u|eng d 9231012487 (iLib)UPD-00000373716 eng DMLUC P 90 S59 Sommerlad, Ernest Lloyd National communication systems some policy issues and options by E. Lloyd Sommerlad. Paris Unesco c1975. 35 p. ; 27 cm. Reports and papers on mass communication 74 Bibliography: p. 35. Communication. Book FO Paper UPD DMC P 90 S59 UPD DMC P 90 S59 Book