TY - BOOK AU - Purves,David TI - Trace-element contamination of the environment T2 - Fundamental aspects of pollution control and environment science SN - 0-444-41570-x U1 - 614.7 18 PY - 1977/// CY - Amsterdam PB - Elsevier KW - Trace elements KW - Environmental aspects KW - Química Ambiental KW - Contaminación KW - Oligoelementos KW - Análisis N1 - Includes index ER -