Cita APA (7a ed.)
Petr, C. G., & Barney, D. D. (1993). Reasonable efforts for children with disabilities: The parents' perspective. Social Work, 38, 247-255.
Cita Chicago Style (17a ed.)
Petr, Christopher G., y David D. Barney. "Reasonable Efforts for Children with Disabilities: The Parents' Perspective." Social Work 38 (1993): 247-255.
Cita MLA (9a ed.)
Petr, Christopher G., y David D. Barney. "Reasonable Efforts for Children with Disabilities: The Parents' Perspective." Social Work, vol. 38, 1993, pp. 247-255.
Precaución: Estas citas no son 100% exactas.