TY  - BOOK
AU  - Zweig,Gunter
AU  - Sherma,J.
TI  - Gas chromatographic analysis.Vol.4
U1  - 543.0896 
PY  - 1972///
CY  - London
PB  - A.P.
KW  - Chemistry and Allied Sci
KW  - Chemistry and Allied Science
ER  -