Heisler, H. (1977). Foundations of social administration. Macmillan Press, Ltd.
Chicago Style aipamenaHeisler, Helmuth. Foundations of Social Administration. London: Macmillan Press, Ltd, 1977.
MLA aipamenaHeisler, Helmuth. Foundations of Social Administration. Macmillan Press, Ltd, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.