McDonough, Y. Z., & Mortimer, L. (2013). What was the underground railroad? Grosset & Dunlap, an imprint of Penguin Group (USA) LLC.
Cita Chicago Style (17a ed.)McDonough, Yona Zeldis, y Lauren Mortimer. What Was the Underground Railroad? New York, N.Y.: Grosset & Dunlap, an imprint of Penguin Group (USA) LLC, 2013.
Cita MLA (8a ed.)McDonough, Yona Zeldis, y Lauren Mortimer. What Was the Underground Railroad? Grosset & Dunlap, an imprint of Penguin Group (USA) LLC, 2013.
Precaución: Estas citas no son 100% exactas.