00296nam a2200097Ia 4500008004100000100003900041245006300080260003400143260000900177300001200186200302s9999    xx            000 0 und d  aS. A. Ross, P. H. M. Guo and Other  aDesign and Selection of small wastewater treatment systems  bIBT Publishers & Destributors  c2016  a287 P.,