AMA Principles of ICD-9-CM Coding  4th ed.is an educational resource to ICD-9-CM coding provides guidelines for identifying and locating the most appropriate codes

Coders’ Desk Reference for ICD-9-CM Procedures — 2013 improves coding confidence by gaining a better understanding of the technical terminology and intricacies of procedures,

Coders’ Desk Reference for Diagnoses 2014 reduces coding errors and improve coding confidence by gaining a better understanding of the clinical meanings behind codes and referencing essential coding tips before assigning a code.

Coders’ Desk Reference for Diagnoses features a special section explaining a coding guideline or a special coding issue in ICD-10-CM to help you prepare for the transition.