TY  - BOOK
AU  - Obuasi,  Peter
TI  - Petrochemicals
SN  - 9788087723
AV  - TP692.3.O28 2012 
PY  - 2012///
CY  - Nsuka
PB  - Great AP Express  publications.
KW  - Petroleum chemicals
N1  - Includes indexP
ER  -