Butterfly Economics has 217 pages.
The Butterfly Kid has 190 pages.
The Soul of a Butterfly has 256 pages.
Butterfly - novel - has 224 pages.
Obsidian Butterfly has 386 pages.
The Death of Economics has 240 pages.
Principles of Economics has 285 pages.
Black Butterfly - novel - has 204 pages.
The Failure of the New Economics has 458 pages.
Economics in One Lesson has 218 pages.
Butterfly Economics was created in 1998.
The easiest way to create butterfly coloring pages is to visit websites which have them available to print out. Some of these websites include thebutterflysite and also primarygames. On the primarygames site, simply click on "The Print Zone" at the top of the page, select coloring pages, and then click on the butterflies icon to see all of the available butterfly coloring pages.
"Principles of Political Economy" by John Stuart Mill typically has around 500-600 pages, depending on the edition and publisher.