Cooper, P. (2000). Positive alternatives to exclusion. Routledge.
Cita Chicago Style (17a ed.)Cooper, Paul. Positive Alternatives to Exclusion. London: Routledge, 2000.
Cita MLA (9a ed.)Cooper, Paul. Positive Alternatives to Exclusion. Routledge, 2000.
Precaución: Estas citas no son 100% exactas.