APA (7th ed.) Zitazioa
Stronge, J. H., Richard, H. B., & Catano, N. (2008). Qualities of effective principals. Association for Supervision and Curriculum Development.
Chicago Style (17th ed.) Zitazioa
Stronge, James H., Holly B. Richard, eta Nancy Catano. Qualities of Effective Principals. Alexandria, VA: Association for Supervision and Curriculum Development, 2008.
MLA (9th ed.) Zitazioa
Stronge, James H., et al. Qualities of Effective Principals. Association for Supervision and Curriculum Development, 2008.
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