TY  - BOOK
ED  - American Public Health Association
TI  - Supplement to the fifteenth edition of standart methods for the examination of water and wastewater: selected analytical methods appoved and cited by the United States environmental protection agency
U1  - 663.61 
PY  - 1981///
CY  - Washington
PB  - American Public Health Association
KW  - Composición del agua
KW  - Agua
KW  - Análisis
ER  -