Narcotics Anonymous. (2008). Narcotics Anonymous (Sixth edition.). Narcotics Anonymous World Services, Inc..
Cita Chicago Style (17a ed.)Narcotics Anonymous. Narcotics Anonymous. Sixth edition. Chatsworth, California: Narcotics Anonymous World Services, Inc., 2008.
Cita MLA (8a ed.)Narcotics Anonymous. Narcotics Anonymous. Sixth edition. Narcotics Anonymous World Services, Inc., 2008.
Precaución: Estas citas no son 100% exactas.