Cita APA (7a ed.)
United States Department of the Treasury Internal Revenue Service. (1957). Income Tax Regulations: Under the Internal Revenue Code of 1954 : Issued January-December, 1957. Gobierno de los Estados Unidos.
Cita estilo Chicago (17a ed.)
United States Department of the Treasury Internal Revenue Service. Income Tax Regulations: Under the Internal Revenue Code of 1954 : Issued January-December, 1957. Washington, EUA: Gobierno de los Estados Unidos, 1957.
Cita MLA (9a ed.)
United States Department of the Treasury Internal Revenue Service. Income Tax Regulations: Under the Internal Revenue Code of 1954 : Issued January-December, 1957. Gobierno de los Estados Unidos, 1957.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.