2Kraft, N. 2002. Oiteria for Authentic Project-Based Learning. RMC Research Corporation Denver, Colorado.
3Bieniek, D. 1996. Creative Projects: Quick and Easy Art Projects. Mahwah, NJ: Troll Conmmnications L L C.
4Woodie R and J L Ayyildiz. 1996. Easy Ideas for Busy Teachers. Torrance, CA: Frank Schaffer Publications Inc.
5Moursund, D. 1997. "Foundation for Road Ahead: Project-Based Learning and Infomaation Technology." Notional Foundation for the Improvement of Education by the International Society Technology in Education. <http://www.iste.org/>.
6Manuel dos Santos. 2001. Super Goal. The McGraw-Hill Companies.
