West, K., & Kenen, J. (2010). The sleep lady's good night, sleep tight: Gentle proven solutions to help your child sleep well and wake up happy (Rev. ed.). Vanguard Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)West, Kim, و Joanne Kenen. The Sleep Lady's Good Night, Sleep Tight: Gentle Proven Solutions to Help Your Child Sleep Well and Wake Up Happy. Rev. ed. New York: Vanguard Press, 2010.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)West, Kim, و Joanne Kenen. The Sleep Lady's Good Night, Sleep Tight: Gentle Proven Solutions to Help Your Child Sleep Well and Wake Up Happy. Rev. ed. Vanguard Press, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.