Encyclopedia of environmental pollution and its control / edited by G.R. Chhatwal...[et al.]
Encyclopedia of environmental pollution and its control / edited by G.R. Chhatwal...[et al.] - - New Delhi Anmol Pub., 1 1989 - v.2 2l.5 cm - .
81-7041-245-52
Water-Analysis
Pollution-Control
628.5 Enc-2