Lubove, R. (1965). The professional altruist: The emergence of social work as a career, 1880-1930. Harvard University Press.
Chicago-viite (17. p.)Lubove, Roy. The Professional Altruist: The Emergence of Social Work as a Career, 1880-1930. Cambridge, Massachusetts: Harvard University Press, 1965.
MLA-viite (9. p.)Lubove, Roy. The Professional Altruist: The Emergence of Social Work as a Career, 1880-1930. Harvard University Press, 1965.
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