Thomas, J. E. (1972). The English prison officer since 1850: A study in conflict. Routledge and Kegan Paul.
Cita Chicago Style (17a ed.)Thomas, James E. The English Prison Officer Since 1850: A Study in Conflict. London [u.a.]: Routledge and Kegan Paul, 1972.
Cita MLA (9a ed.)Thomas, James E. The English Prison Officer Since 1850: A Study in Conflict. Routledge and Kegan Paul, 1972.
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