tawheed
Tawheed - The Oneness of Allah
An
Amazing
lecture series by Yasir Qadhi on the concept of Tawhid (the oneness of Allah)
More can be found in -
http://www.qsep.com/
http://www.qsep.com/modules.php?name=aqtawhid
http://www.qsep.com/modules.php?name=ilm&d_op=viewilm&catid=24
Also,
http://video.google.ca/videoplay?docid=-1360743765825418924
OR you can read it from here,
http://www.qsep.com/modules.php?name=aqtawhid&d_op=contents