BarCharts, I. (2012). Medical Coding. BarCharts, Inc.
Chicago Style (17th ed.) CitationBarCharts, Inc. Medical Coding. Boca Raton: BarCharts, Inc, 2012.
MLA (9th ed.) CitationBarCharts, Inc. Medical Coding. BarCharts, Inc, 2012.
Warning: These citations may not always be 100% accurate.