Gunter Zweig 
Paper chromatography  and electrophoresis. Vol 2 Paper chromatography  
 - New York  Academic Press  1971 
 - 614p 
 -  Vol 2 .
Gunter Zweig & John. R Whitaker: Paper chromatography  and electrophoresis. Vol 2 Paper chromatography.  New York.  Academic Press, 1971.--(544.92ZWE)   
ENGLISH 
544.92  / ZWE