Oppenheim, E. P. (1927). Harvey Garrard's crime. Hodder and Stoughton.
Lua i Stíl Chicago (17ú heag.)Oppenheim, E. Phillips. Harvey Garrard's Crime. London: Hodder and Stoughton, 1927.
Lua MLA (8ú heag.)Oppenheim, E. Phillips. Harvey Garrard's Crime. Hodder and Stoughton, 1927.
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