http://www.ziddu.com/downloadlink/17772401/Susantoxp-vb6-04.pdf
http://www.ziddu.com/downloadlink/17772398/Susantoxp-vb6-05.pdf
http://www.ziddu.com/downloadlink/17772397/Susantoxp-vb6-06.pdf
http://www.ziddu.com/downloadlink/17772405/Susantoxp-vb6-07.pdf