Prononciation (niveau débutant)
http://people.wku.edu/~nathan.love/328pronon/interact328/chap01p09ex3.htm
http://people.wku.edu/~nathan.love/328pronon/interact328/chap01p13ex3.htm
http://people.wku.edu/~nathan.love/328pronon/interact328/chap02p29ex2.htm
http://people.wku.edu/~nathan.love/328pronon/interact328/chap02p34ex1.htm