Pengelolaan limbah cair dan air hujan berwawasan lingkungan standar internasional
International environmental Technology CentreUnknown
Divisi Teknologi Industri dan Ekonomi-UNEP (Malang, 2001) (ind) IndonesianUnknownIETC: seri publikasi tekhnikUnknownSANITARY ENGINEERING; VCD; Unknown