D'Onofrio, S. T., & Sonderegger, A. (2020). A Biographical Essay on Ruth Guimarães: A Black Writer in Brazil in the 1940s. Stichproben (19928610), 38, 131. https://doi.org/10.25365/phaidra.138
Chicago Style (17th ed.) CitationD'Onofrio, Silvio Tamaso, and Arno Sonderegger. "A Biographical Essay on Ruth Guimarães: A Black Writer in Brazil in the 1940s." Stichproben (19928610) 38 (2020): 131. https://doi.org/10.25365/phaidra.138.
MLA (9th ed.) CitationD'Onofrio, Silvio Tamaso, and Arno Sonderegger. "A Biographical Essay on Ruth Guimarães: A Black Writer in Brazil in the 1940s." Stichproben (19928610), 38, 2020, p. 131, https://doi.org/10.25365/phaidra.138.
Warning: These citations may not always be 100% accurate.