Lapsansky-Werner, E. J. 1., & Bacon, M. H. (2005). Back to Africa: Benjamin Coates and the colonization movement in America, 1848-1880. University Park, Pa.: Pennsylvania State University Press.

Lapsansky-Werner, Emma J. 1945-, and Margaret Hope Bacon. Back to Africa: Benjamin Coates and the Colonization Movement in America, 1848-1880. University Park, Pa.: Pennsylvania State University Press, 2005.

Lapsansky-Werner, Emma J. 1945-, and Margaret Hope Bacon. Back to Africa: Benjamin Coates and the Colonization Movement in America, 1848-1880. University Park, Pa.: Pennsylvania State University Press, 2005.