language: A comma-separated list of the languages in which the source is written, as either the full language name or the ISO 639 language code , e.g. |language=French or |language=fr, pt-br. See the list of supported codes and names. Do not use templates or wikilinks. Displays in parentheses with "in" before the language name or names. When the only source language is English, no language is displayed in the citation; use of the parameter in this case is discouraged. The use of languages recognized by the citation module adds the page to the appropriate subcategory of Category:CS1 foreign language sources. Aliases: lang
