Ball, H., & Lauth, T. P. (1971). Changing perspectives in contemporary political analysis: Readings on the nature and dimensions of scientific and political inquiry. Prentice-Hall.
Čikaški stil citiranja (17. izdanje)Ball, Howard, i Thomas P. Lauth. Changing Perspectives in Contemporary Political Analysis: Readings on the Nature and Dimensions of Scientific and Political Inquiry. Englewood Cliffs, N.J.: Prentice-Hall, 1971.
MLA način citiranja (8. izdanje)Ball, Howard, i Thomas P. Lauth. Changing Perspectives in Contemporary Political Analysis: Readings on the Nature and Dimensions of Scientific and Political Inquiry. Prentice-Hall, 1971.
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