Brooks, William Penn, and Rebecca Brooks. Letter from William Penn Brooks to Rebecca Brooks [fragment]. Sapporo-shi (Japan). n.d. Web. 31 Oct 2024. <https://credo.library.umass.edu/view/full/murg003_1_b76-f11-i0000>.

Brooks, W., & Rebecca Brooks. (n.d.). Letter from William Penn Brooks to Rebecca Brooks [fragment] [Correspondence]. Retrieved from https://credo.library.umass.edu/view/full/murg003_1_b76-f11-i0000

Brooks, William Penn, and Rebecca Brooks. "Letter from William Penn Brooks to Rebecca Brooks [fragment]." Correspondence. Sapporo-shi (Japan). University of Massachusetts Amherst Libraries Special Collections and University Archives, https://credo.library.umass.edu/view/full/murg003_1_b76-f11-i0000 (accessed October 31, 2024).