TY - BOOK AU - Rao, S. S TI - Impact assessment of hazardous aquatic contaminants : concepts and approaches SN - 9780849341090 SN - 98047582 U1 - 577.627 SAL PY - 1999/// CY - Boca Raton, FL PB - Lewis Publishers KW - Aquatic organisms - Effect of water pollution on KW - Ecological risk assessment KW - Water - Pollution - Environmental aspects N1 - Includes bibliographical references and index ER -