TY - BOOK AU - Serrano,Susana TI - Guidelines for the identification of ciliates in wastewater treatment plants SN - 1843391716 (pbk.) AV - TD475 .G84 2008 PY - 2008/// CY - London PB - IWA KW - Water KW - Purification KW - Biological KW - Ciliata ER -