TY - BOOK AU - Singh, L. B. AU - Pandey, P. N. AU - Mahto, Bhola AU - Singh, R. K. TI - River pollution SN - 9788131300855 U1 - 628.168 23rd PY - 2007/// CY - New Delhi PB - APH Publishing Corporation KW - Sanitary Engineering KW - Pollution Countermeasures KW - River Pollution N2 - Includes illustrations, bibliographic references and index ER -