00474nam a2200157Ia 4500003000400000008004100004040000800045100001800053245005400071260002900125300000900154901002100163942001200184952010300196999001700299LDD181029s9999    xx            000 0 und d  cLDD  aHawkridge, D. 0aOrganizing educational broadcastingcD. Hawkridge  aLondonbCroom Helmc1982  a302p  a1306b12-03-1998  2ddccBK  00102ddc4070922152aLDDbLDDd2018-11-01l0o371.33 H314 Qp005463r2018-11-01w2018-11-01yBK  c22153d22153