Cita APA (7a ed.)
PORTER, J., & LACEY, P. (1999). WHAT PROVISION FOR PUPILS WITH CHALLENGING BEHAVIOUR?
Cita Chicago Style (17a ed.)
PORTER, J., y P. LACEY. WHAT PROVISION FOR PUPILS WITH CHALLENGING BEHAVIOUR? 1999.
Cita MLA (9a ed.)
PORTER, J., y P. LACEY. WHAT PROVISION FOR PUPILS WITH CHALLENGING BEHAVIOUR? 1999.
Precaución: Estas citas no son 100% exactas.