TY - GEN AU - Vesilind,P.Aarne TI - Introduction to environmental engineering SN - 9780534378127 (hbk.) AV - TD145 .V4297 2004 U1 - 628 PY - 2004/// CY - Belmont, CA PB - Thomson/Brook/Cole KW - Environmental engineering KW - Environmental ethics N1 - Includes references & index ER -