TY  - BOOK
TI  - Encyclopedia of Industrial chemicl analysis: edited by Foster Dee Shell and Leslie S. Ettre
SN  - 471-81011-8.
U1  - 660.03 
PY  - 1974///
CY  - New York
PB  - Interscience Publishers
N1  - Contents: V.20: Index to volume 4-19.V.20
ER  -