na YOGYA-02090000036141 20090227025105.0 ind 010-020900000036141 693.5 693.5 Pro T Profil beton bertulang Cet. 1 Surabaya Yustadi 1982 63 hlm ilus 21 cm Beton bertulang Yustadi YOPDYOG(B) 10-02-2006 1 P000022827