Petroleum

Revision	When	Who	Comment

6	March 6, 2012	ImportBot	import new book
5	February 29, 2012	ImportBot	import new book
4	April 16, 2011	marycee	merge authors
3	August 11, 2010	WorkBot	merge works
2	January 30, 2010	WorkBot	add more information to works
1	December 9, 2009	WorkBot	add works page