Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: Y380RC
Published by the Internal Revenue Services.A Guide to the National Income and Product Accounts of the United States (NIPA) - (http://www.bea.gov/national/pdf/nipaguid.pdf)
U.S. Bureau of Economic Analysis, Nonfarm sole proprietorships and partnerships: Depreciation and amortization, IRS: Other [Y380RC1A027NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Y380RC1A027NBEA, September 26, 2018.