APA (7th ed.) Citation

Não informado. (2002). Principal Leadership. National Association of Secondary School Principals.

Chicago Style (17th ed.) Citation

Não informado. Principal Leadership. Reston, Va: National Association of Secondary School Principals, 2002.

MLA (8th ed.) Citation

Não informado. Principal Leadership. National Association of Secondary School Principals, 2002.

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