TY - BOOK AU - Gunder, Berthold TI - Membrane-coupled activated sludge process in municipal wastewater treatment SN - 1-56676-959-0 PB - Technomic Pub. Co. UR - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=10959 ER -