APA-čujuhus (7. p.)
Koenig, L. W., Price, H. D., & Westin, A. F. The Centers of Power: 3 Cases in America National Government. Harcourt.
Chicago-čujuhus (17. p.)
Koenig, Louis W., Hugh Douglas Price, juo Alan F. Westin. The Centers of Power: 3 Cases in America National Government. Nueva York, EUA: Harcourt.
MLA-čujuhus (9. p.)
Koenig, Louis W., et al. The Centers of Power: 3 Cases in America National Government. Harcourt.
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