Centers for Medicare & Medicaid Services (U.S.). (2017). Your guide to Medicare prescription drug coverage (Revised June 2017.). U.S. Department of Health and Human Services, Centers for Medicare & Medicaid Services.
Chicago Style (17th ed.) CitationCenters for Medicare & Medicaid Services (U.S.). Your Guide to Medicare Prescription Drug Coverage. Revised June 2017. Baltimore, Maryland: U.S. Department of Health and Human Services, Centers for Medicare & Medicaid Services, 2017.
MLA (9th ed.) CitationCenters for Medicare & Medicaid Services (U.S.). Your Guide to Medicare Prescription Drug Coverage. Revised June 2017. U.S. Department of Health and Human Services, Centers for Medicare & Medicaid Services, 2017.
Warning: These citations may not always be 100% accurate.