TY  - BOOK
ED  - UNESCO
TI  - Low-cost instrumentation based on operational amplifiers for potentiometry and conductometry with illustrative experiments
U1  - 542.1 23
PY  - 0000///190?
CY  - [Place of publication not identified]
PB  - International Union of Pure and Applied Chemistry, Committee on Teaching of Chemistry
KW  - Chemical apparatus
ER  -