Irvin S. Cobb, Mary Roberts Rinehart, Helen Rowland, Richard Saunders (2017). “We Should All Be So Feminine: We Should All Be a Feminist: We Should All Be Feminists”, p.61, Lulu.com
John Locke, Ruth Weissbourd Grant, Nathan Tarcov (1996). “Some Thoughts Concerning Education: And, Of the Conduct of the Understanding”, Hackett Publishing