TY  - BOOK
ED  - Hofstader, Robert A.
ED  - Milner, Oscar I.
ED  - Runnels, John H.
TI  - Analysis of petroleum for trace metals
T2  - Advances in chemistry series; no.156
U1  - 665.5 
PY  - 1976///
CY  - Washington D. C.
PB  - American Chemical Society 
ER  -