APA način citiranja (7. izdanje)
Griffler, K. P. (2010). Front line of freedom: African Americans and the forging of the Underground Railroad in the Ohio Valley (Paperback edition.). The University Press of Kentucky.
Čikaški stil citiranja (17. izdanje)
Griffler, Keith P. Front Line of Freedom: African Americans and the Forging of the Underground Railroad in the Ohio Valley. Paperback edition. Lexington, Kentucky: The University Press of Kentucky, 2010.
MLA način citiranja (9. izdanje)
Griffler, Keith P. Front Line of Freedom: African Americans and the Forging of the Underground Railroad in the Ohio Valley. Paperback edition. The University Press of Kentucky, 2010.
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