USA, Parole Commission, & USA Parole Commission. (1977). Annual report of the United States Parole Commission. US Gov.Print.Off.
Cita Chicago Style (17a ed.)USA, Parole Commission, y USA Parole Commission. Annual Report of the United States Parole Commission. Washington, DC: US Gov.Print.Off, 1977.
Cita MLA (8a ed.)USA, Parole Commission, y USA Parole Commission. Annual Report of the United States Parole Commission. US Gov.Print.Off, 1977.
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