American Society of Anesthesiologists

year of pub­li­ca­ti­onISBNauthor(s)title
2012978-1-937542-00-9Asa2012 Relative Value Guide: A Guide for Anesthesia Values (Single Book)
2011978-1-937542-02-3Asa2012 Crosswalk: A Guide for Surgery/ Anesthesia CPT Codes
2012978-1-937542-08-5   ''2013 Crosswalk: A Guide for Surgery/ Anesthesia CPT Codes