HELP! I need some resources to help with coding HCPCS-CPT codes

Here are some sources to read about these codes:

http://www.google.com/search?q=HCPCS-CPT+codes&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA_en