CCH Tax Law Editors. (2004). Understanding IRS communications (3rd ed.). Commerce Clearing House.
Chicago Style (17th ed.) CitationCCH Tax Law Editors. Understanding IRS Communications. 3rd ed. Chicago, Ill. (4025 W. Peterson Ave., Chicago, Ill. 60646): Commerce Clearing House, 2004.
MLA (9th ed.) CitationCCH Tax Law Editors. Understanding IRS Communications. 3rd ed. Commerce Clearing House, 2004.
Warning: These citations may not always be 100% accurate.