Cita APA (7a ed.)
Kimbrough, R. B. (1990). The principalship: Concepts an practices. Prentice-Hall.
Cita Chicago Style (17a ed.)
Kimbrough, Ralph B. The Principalship: Concepts an Practices. New Jersey: Prentice-Hall, 1990.
Cita MLA (9a ed.)
Kimbrough, Ralph B. The Principalship: Concepts an Practices. Prentice-Hall, 1990.
Precaución: Estas citas no son 100% exactas.