New principles of political economy

Revision	When	Who	Comment

6	July 4, 2020	ImportBot	import existing book
5	March 31, 2020	Camillo Pellizzari	merge authors
4	April 24, 2019	ImportBot	import existing book
3	July 20, 2010	WorkBot	merge works
2	January 30, 2010	WorkBot	add more information to works
1	December 9, 2009	WorkBot	add works page