" "African American Review" 2002 36(3): 357-381. in JSTOR* Nichols, Roger L. "American Frontier and Western Issues: A Historiographical Review" (1986) online edition* Scharff, Virginia, "et al".
" "African American Review" 2002 36(3): 357-381. in JSTOR* Nichols, Roger L. "American Frontier and Western Issues: A Historiographical Review" (1986) online edition* Scharff, Virginia, "et al".