Adams, D. (2014). Dirk Gently's Holistic Detective Agency (First Gallery books trade paperback edition.). Gallery Books.
Cita Chicago Style (17a ed.)Adams, Douglas. Dirk Gently's Holistic Detective Agency. First Gallery books trade paperback edition. New York: Gallery Books, 2014.
Cita MLA (8a ed.)Adams, Douglas. Dirk Gently's Holistic Detective Agency. First Gallery books trade paperback edition. Gallery Books, 2014.
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