Charlotte Perkins Gilman, Shawn St. Jean (2006). “"The Yellow Wall-paper" by Charlotte Perkins Gilman: A Dual-text Critical Edition”, p.31, Ohio University Press
Charlotte Perkins Gilman (2015). “Women and Economics - A Study of the Economic Relation Between Men and Women as a Factor in Social Evolution: From the famous American writer, feminist, social reformer and a respected sociologist who holds an important place in feminist fiction, well-known for her stories The Yellow Wallpaper and Herland”, p.121, e-artnow