Bibliografia

http://www.porto.ucp.pt/nonio/sala/exerc/multim.pdf
https://prezi.com/wgsv1_yjmmho/multimedia/
https://prezi.com/h-b7wmf9zwr5/multimedia/
http://www.apritel.org/faq/faq.php?id=1
https://pt.wikipedia.org/wiki/Multim%C3%A9dia