Magnetic tape sound recording and reproducing systems - Part 7: Cassette for commercial tape records and domestic use (IEC 60094-7:1986 + A1:1996); German version EN 60094-7:1993 + A1:1996
磁带录音和放音系统.第7部分:商用和家用盒式磁带(IEC 60094-7-1986+A1-1996);德文版EN 60094-7:1993+A1:1996