TY  - BOOK
AU  - Purnell, J.H.
TI  - Progress in gas chromatography: edited by J.H. Purnell
U1  - 543.544.13 
PY  - 1968///
CY  - New York
PB  - Inter Science Publishers John Wiley and Sons
KW  - Chemistry, Analytical Gas chromatography
ER  -