Italicized Writing Underlined Book Are When Titles An Essay Or. The film It Happened One Night. A title within a title should be styled according to the guidelines in section 1.2.4 of the MLA Handbook, regardless of how a title within a title is styled in the source. A specific edition would, however, be underlined Facial Communication Essay in a works-cited list votes. Italics. Oct 24, 2019.