(4) Engel, Ernst. Die Lebenskosten belgischer Arbeiter-Familien früher und jetzt. Ermittelt aus Familien-Haushaltrechnungen und vergleichend zusammengestellt. Dresden, 1895.
(5) Chapin, Robert C. The Standard of Living among Workingmen's Families in New York City. Russell Sage Foundation. New York, 1909.
(6) Talbot, Marion, and Breckinridge, Sophonisba P. The Modern Household. Rev. ed. Boston, 1919. [Bibliography at the end of each chapter.]
(7) Nesbitt, Florence. Household Management. Preface by Mary E. Richmond. Russell Sage Foundation. New York, 1918.
D. The Sociology of the Family
1. Studies in Family Organization:
(1) Bosanquet, Helen. The Family. London and New York, 1906.
(2) Durkheim, É. "Introduction à la sociologie de la famille." Annales de la faculté des lettres de Bordeaux (1888), 257-81.
(3) ——. "La famille conjugale," Revue philosophique, XLI (1921), 1-14.
(4) Howard, G. E. A History of Matrimonial Institutions Chiefly in England and the United States. With an introductory analysis of the literature and theories of primitive marriage and the family. 3 vols. Chicago, 1904.