Johnson, W. C. (1996). Public administration: Policy, politics, and practice (2nd ed.). Mc-Grow Hill.
Chicago Style aipamenaJohnson, William C. Public Administration: Policy, Politics, and Practice. 2nd ed. Boston: Mc-Grow Hill, 1996.
MLA aipamenaJohnson, William C. Public Administration: Policy, Politics, and Practice. 2nd ed. Mc-Grow Hill, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.