00684nam a22001697a 4500999001700000020001500017082001400032100002100046245003000067260004200097300001200139650002000151856012200171942000700293952010400300952011000404  c66941d66938  a8174090444  a661.8 BHA  aBhaskararao, B.K  aA Text on Petro Chemicals  aNew Delhi:bKhanna Publishers,c2008.  a375p. ;  aPetro Chemicals  uhttps://books.google.com.pk/books?id=6SO-uQEACAAJ&dq=a+textbook+on+petrochemicals+bhaskara+rao&hl=en&sa=X&redir_esc=y  cBK  00104070aREFbREFcREFd2021-06-12l0o661.8 BHA A (Shelf - 67F)p58590r2021-06-12 00:00:00yBK  00104070aREFbREFcREFd2019-11-14g776.00l0o661.8 BHA (Shelf - 66C)p57687r2025-11-28 00:00:00yBK