توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

ebrary, Inc, Backhouse, C., & Flaherty, D. H. (1992). Challenging times: The women's movement in Canada and the United States. McGill-Queen's University Press.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

ebrary, Inc, Constance Backhouse, و David H. Flaherty. Challenging Times: The Women's Movement in Canada and the United States. Montreal ; Buffalo: McGill-Queen's University Press, 1992.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

ebrary, Inc, et al. Challenging Times: The Women's Movement in Canada and the United States. McGill-Queen's University Press, 1992.