Here is a list of websites and sources that I visited/used that have good information about math and pool. I e-mailed all sites on the list, but I didn't get any responses back. So these sites are listed permission pending.
Sites About Pool
http://www.bca-pool.com/start.shtml
Sites About Math And Pool
http://www.yale.edu/phys180/lecture_notes/180_Lect_16/
http://library.thinkquest.org/C006300/main.htm
http://www.maa.org/mathland/mathland_3_3.html
Here is a link to the e-mail I sent to get permission. Permission E-mail
I also used my Advanced Algebra text book.
Collins, William, et al. Algebra 2: Integration, Applications, Connections. Ohio: Glencoe, 1998.