APA (7th ed.) Citation

(1991). Proficiencies for principals: Elementary & middle schools (Rev.).

Chicago Style (17th ed.) Citation

Proficiencies for Principals: Elementary & Middle Schools. Rev. Alexandria, Va, 1991.

MLA (9th ed.) Citation

Proficiencies for Principals: Elementary & Middle Schools. Rev. 1991.

Warning: These citations may not always be 100% accurate.