APA

Bruno F. J., . (1948). Trends in social work: as a reflected in the Proceedings of the National Conference of Social Work 1874-1946. New York: Columbia University Press.

Chicago

Bruno Frank John, . 1948. Trends in social work: as a reflected in the Proceedings of the National Conference of Social Work 1874-1946. New York: Columbia University Press.

Harvard

Bruno F. J., . (1948). Trends in social work: as a reflected in the Proceedings of the National Conference of Social Work 1874-1946. New York: Columbia University Press.

MLA

Bruno Frank John, . Trends in social work: as a reflected in the Proceedings of the National Conference of Social Work 1874-1946. New York: Columbia University Press. 1948.