Frobel, F., Eliot, H. R., & Blow, S. E. (1908). The mottoes and commentaries of Friedrich Froebel's Mother play: Mother communings and mottoes rendered into English verse. Appleton.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Frobel, Friedrich, Henrietta R. Eliot, و Susan E. Blow. The Mottoes and Commentaries of Friedrich Froebel's Mother Play: Mother Communings and Mottoes Rendered into English Verse. London: Appleton, 1908.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Frobel, Friedrich, et al. The Mottoes and Commentaries of Friedrich Froebel's Mother Play: Mother Communings and Mottoes Rendered into English Verse. Appleton, 1908.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.