Estados Unidos. Public Health Service & National Center for Health Statistics (Estados Unidos). (1969). Eighth revision, International Classification of Diseases, adapted for use in the United States: ICDA. National Center for Health Statistics.
Cita Chicago Style (17a ed.)Estados Unidos. Public Health Service y National Center for Health Statistics (Estados Unidos). Eighth Revision, International Classification of Diseases, Adapted for Use in the United States: ICDA. Washington: National Center for Health Statistics, 1969.
Cita MLA (9a ed.)Estados Unidos. Public Health Service y National Center for Health Statistics (Estados Unidos). Eighth Revision, International Classification of Diseases, Adapted for Use in the United States: ICDA. National Center for Health Statistics, 1969.
