APA (7th ed.) Zitazioa
ebrary, Inc, Moretti, J. M., & Chordstron, K. J. (2011). U.S. political programs: Functions and assessments. Nova Science Publishers, Inc..
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Julianna M. Moretti, eta Karen J. Chordstron. U.S. Political Programs: Functions and Assessments. New York: Nova Science Publishers, Inc., 2011.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. U.S. Political Programs: Functions and Assessments. Nova Science Publishers, Inc., 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.