APA (7th ed.) Citation

United States. Health Care Financing Administration. (1980). The International classification of diseases, 9th revision, clinical modification: ICD-9-CM. U.S. Dept. of Health and Human Services, Public Health Service, Health Care Financing Administration.

Chicago Style (17th ed.) Citation

United States. Health Care Financing Administration. The International Classification of Diseases, 9th Revision, Clinical Modification: ICD-9-CM. Washington, D.C: U.S. Dept. of Health and Human Services, Public Health Service, Health Care Financing Administration, 1980.

MLA (9th ed.) Citation

United States. Health Care Financing Administration. The International Classification of Diseases, 9th Revision, Clinical Modification: ICD-9-CM. U.S. Dept. of Health and Human Services, Public Health Service, Health Care Financing Administration, 1980.