Coffin, L., Still, W., Hendrick, G., & Hendrick, W. (2004). Fleeing for freedom: Stories of the Underground Railroad. Ivan R. Dee.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoffin, Levi, William Still, George Hendrick, और Willene Hendrick. Fleeing for Freedom: Stories of the Underground Railroad. Chicago: Ivan R. Dee, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCoffin, Levi, et al. Fleeing for Freedom: Stories of the Underground Railroad. Ivan R. Dee, 2004.
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