Aula ministrada pelo pr. Israel Belo de Azevedo. (Aula gravada em 16/04/2009)
{denvideo http://www.youtube.com/watch?v=AWwP_xUBMrU}{denvideo http://www.youtube.com/watch?v=LMvw3ku4J-I}
{denvideo http://www.youtube.com/watch?v=3qujanTrO1A} {denvideo http://www.youtube.com/watch?v=ilUanNypTUY}
