Tohutoro APA (7th ed.)
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.
Tohutoru Kātū Chicago (17th ed.)
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.
Tohutoro MLA (9th ed.)
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.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.