International Seminar for Producers and Directors of Adult Education by Televison Basel & Europäische Rundfunkunion. (1973). Tenth International EBU Seminar for Producers and Directors of Adult Education by Television: Basle 13-20 December 1972. EBU.
Chicago-Zitierstil (17. Ausg.)International Seminar for Producers and Directors of Adult Education by Televison Basel und Europäische Rundfunkunion. Tenth International EBU Seminar for Producers and Directors of Adult Education by Television: Basle 13-20 December 1972. Geneva: EBU, 1973.
MLA-Zitierstil (9. Ausg.)International Seminar for Producers and Directors of Adult Education by Televison Basel und Europäische Rundfunkunion. Tenth International EBU Seminar for Producers and Directors of Adult Education by Television: Basle 13-20 December 1972. EBU, 1973.