008981019s1998 ulk 000a kor
■00519981019152330
■020 ▼a89785757539
■040 ▼a241057▼c241057
■056 ▼a567.703
■090 ▼a567.703▼b이14ㅋ
■1001 ▼a이계성
■24510▼aCATV기술핸드북3▼b무선 CATV시설/M/W,광(optical),위성▼d이계성
■260 ▼a서울▼b진한도서▼c1998
■300 ▼a607p.▼c26cm
■653 ▼aCATV▼a기술▼a핸드북▼a3
■9500 ▼b\30000;