Helmer, Richard
Water pollution control a guide to the use of water quality management principles edited by Richard Helmer and Ivanildo Hespanhol. - 1st. ed. - London E & FN Spon 1997 - xvi, 510 p. ill. 24 cm.
0419229108
Water
628.168 / HEL/1997
Water pollution control a guide to the use of water quality management principles edited by Richard Helmer and Ivanildo Hespanhol. - 1st. ed. - London E & FN Spon 1997 - xvi, 510 p. ill. 24 cm.
0419229108
Water
628.168 / HEL/1997