Cita APA (7a ed.)

Bell, B., & Gilbert, J. (1994). Teacher development as professional, personal, and social development. [s.n.].

Cita Chicago Style (17a ed.)

Bell, Beverley, y John Gilbert. Teacher Development as Professional, Personal, and Social Development. [S.l.]: [s.n.], 1994.

Cita MLA (9a ed.)

Bell, Beverley, y John Gilbert. Teacher Development as Professional, Personal, and Social Development. [s.n.], 1994.