APA-ийн эшлэл(7 дахь хэвлэлт)

Stronge, J. H., Richard, H. B., & Catano, N. (2008). Qualities of effective principals. Association for Supervision and Curriculum Development.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Stronge, James H., Holly B. Richard, ба Nancy Catano. Qualities of Effective Principals. Alexandria, VA: Association for Supervision and Curriculum Development, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Stronge, James H., et al. Qualities of Effective Principals. Association for Supervision and Curriculum Development, 2008.