365798 Langford, P. E. (1995). Approaches to the development of moral reasoning. Hove, Eng. : Lawrence Erlbaum Associates.
Chicago-referens (17:e uppl.)365798 Langford, Peter E. Approaches to the Development of Moral Reasoning. Hove, Eng. : Lawrence Erlbaum Associates, 1995.
MLA-referens (9:e uppl.)365798 Langford, Peter E. Approaches to the Development of Moral Reasoning. Hove, Eng. : Lawrence Erlbaum Associates, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.