APA-čujuhus (7. p.)
ebrary, Inc, Ornstein, N. J., & Mann, T. E. (2000). The permanent campaign and its future. American Enterprise Institute : Brookings Institution.
Chicago-čujuhus (17. p.)
ebrary, Inc, Norman J. Ornstein, juo Thomas E. Mann. The Permanent Campaign and Its Future. Washington, D.C.: American Enterprise Institute : Brookings Institution, 2000.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. The Permanent Campaign and Its Future. American Enterprise Institute : Brookings Institution, 2000.
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