Cita APA (7th ed.)

National Association of Secondary School Principals (U.S.). (1972). NASSP bulletin. National Association of Secondary School Principals].

Cita Chicago (17th ed.)

National Association of Secondary School Principals (U.S.). NASSP Bulletin. [Reston, Va. [etc.]: National Association of Secondary School Principals], 1972.

Cita MLA (8th ed.)

National Association of Secondary School Principals (U.S.). NASSP Bulletin. National Association of Secondary School Principals], 1972.