TY  - BOOK
AU  - Boltz, David Ferdinand,
AU  - Howell, James A.,
TI  - Colorimetric determination of nonmetals
T2  - Chemical analysis
SN  - 0471087505
AV  - QD113 B62 1978
PY  - 1978///
CY  - New York
PB  - Wiley
KW  - Colorimetría
ER  -