User: Extract from this text a list of the major films, books, and art pieces of Bruce Petty's career.
Assistant: * Leisure, a 1976 animated fillm
* Art, an animated film
* Australian History, an animated film
* Hearts and Minds, an animated film
* Karl Marx, an animated film
* Man Environment Machine, a machine sculpture featured at World Expo '85
* Global Haywire, a 2007 documentary
* Petty's Parallel Worlds, a 2008 book