Cita APA (7a ed.)

Leithwood, K. A., Harris, A., & Hopkins, D. (2008). Seven strong claims about successful school leadership. [s.n.].

Cita Chicago Style (17a ed.)

Leithwood, Kenneth A., Alma Harris, y David Hopkins. Seven Strong Claims About Successful School Leadership. [S.l.]: [s.n.], 2008.

Cita MLA (9a ed.)

Leithwood, Kenneth A., et al. Seven Strong Claims About Successful School Leadership. [s.n.], 2008.