Substantiation in MLA style papers requires the inclusion of the author and page or pages cited within parentheses in cases of in-text citations
. The author's name and page number/s should not be separated by a comma. In cases where the author is unknown, the writer of the MLA style papers is allowed to use the abbreviation Anon' to denote anonymous. This shows that the author could not identify the author of the work. In some instances the material sourced may lack pagination, and as such there may be no page numbers to write. In such cases the author of the MLA style papers is allowed to use the abbreviation "n.pag" to denote that there was no pagination within the source. This is common for internet sources that may have no page numbers. A part from in-text citations the author should also include a list of works cited ordered in an alphabetical order at the end of his or her work. This list should within the MLA style papers should contain the authors' details, title of works, and year of publication, source type and the place of publication or production.