na JAKPU-03100000027926 20100302120239.0 ind 979-518-080-0 010-031000000027926 624 BAD d BADRI, Sofwan Dasar-dasar Network planning (dasar-dasar perencanaan jaringan kerja) Sofwan Badri Cet. 2 Jakarta Rineka Cipta 1991 88 hlm 21 Cm Bibliografi TEKNIK SIPIL Perpumda DKI 02173/95 02174/01 02175/95