Cita APA (7a ed.)
Ridgway, R., House, S. H., Findeisen, B., & Crawford, M. A. (2006). The unborn child: Beginning a whole life and overcoming problems of early origin ([2006 ed.].). Karnac.
Cita Chicago Style (17a ed.)
Ridgway, Roy, Simon H. House, Barbara Findeisen, y Michael A. Crawford. The Unborn Child: Beginning a Whole Life and Overcoming Problems of Early Origin. [2006 ed.]. London ; New York: Karnac, 2006.
Cita MLA (9a ed.)
Ridgway, Roy, et al. The Unborn Child: Beginning a Whole Life and Overcoming Problems of Early Origin. [2006 ed.]. Karnac, 2006.
Precaución: Estas citas no son 100% exactas.