TY  - BOOK
AU  - Rys, P & Zollinger, H.
TI  - Fundamentals of the chemistry and application of dyes
SN  - 0-471-74795-5
U1  - 667.2 Rys/Zol 
PY  - 1972///
CY  - Wiley-Interscience, London
ER  -