Commerce Clearing House & United States. Internal Revenue Service. (1969). The tax exempt organization: A practical guide. s.n.
Citace podle Chicago (17th ed.)Commerce Clearing House a United States. Internal Revenue Service. The Tax Exempt Organization: A Practical Guide. New York: s.n, 1969.
Citace podle MLA (9th ed.)Commerce Clearing House a United States. Internal Revenue Service. The Tax Exempt Organization: A Practical Guide. s.n, 1969.
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