BiblicalTraining.org provides an introductory study of the beliefs and practices of Islam. The course demonstrates how Islamic thought is different from Christian thought and how the gospel can be most effectively communicated to members of the Islamic faith. There are 24 separate lectures totaling approximately 16 hours.
Now you have to go right to biblicaltraining.org to get the audio. They do not allow direct linking to their audio files.
What was last year's post? See here.