Cita APA (7a ed.)
HARDER, M., & PRINGLE, K. (1998). PROTECTING CHILDREN IN EUROPE: TOWARDS A NEW MILLENNIUM. AALBORG UNIVERSITY PRESS.
Cita Chicago Style (17a ed.)
HARDER, M., y K. PRINGLE. PROTECTING CHILDREN IN EUROPE: TOWARDS A NEW MILLENNIUM. AALBORG (DK): AALBORG UNIVERSITY PRESS, 1998.
Cita MLA (9a ed.)
HARDER, M., y K. PRINGLE. PROTECTING CHILDREN IN EUROPE: TOWARDS A NEW MILLENNIUM. AALBORG UNIVERSITY PRESS, 1998.
Precaución: Estas citas no son 100% exactas.