Sites:
1) Josef Kuppet. "Einstien". 2004. <http://www.einstein-website.de/biography-e.htm>
2) Amy Sanogo."Albert Einstein Quotesh".Zur Elektrodynamik bewegter Korper, 2003. <http://www.humboldt1.com/~gralsto/einstein/quotes.html>
3) American Institute of Physics. "Image Impact".1996.<http://www.aip.org/history/einstein/>
4) Albert Einstein. 2004 kmhigginson. <http://www.geocities.com/kmhigginson/einstien.html>

Books:
5) A. Einstein. Principle of Relativity.1924. "ON THE ELECTRODYNAMICSOF MOVING BODIES". Dover Publications

Pictures:
www.daviddarling.info/ encyclopedia/G/genrel.html
www.hyperorg.com/ misc/emergency.html
http://www.einstein-website.de/biography-e.htm
www.davetheguitarplayer.com/the_promise1.htm


*Note: The references of the pictures are in the "alt" of the pictures, so putting your mouse over the pictures should show the reference.