Above all else, consistency is key. Book titles are usually put in the same category as other big, standalone, or complete bodies of work like newspapers, symphonies, or publications. When you want to know why are poem titles italicized, look to us to provide you with answers to all your paper formatting questions.
If the title belongs inside a larger body of work, use quotation marks. Of all the sources available to students, MLA provides the tools necessary to cite, reference and format them into our finished papers.
Titles of books that form a larger body of work may be put in quotation marks if the name of the book series is italicized. With our help and guidance, you will be well on your way to italicize article titles and formatting your citations and references according to MLA style of writing.
In such cases, underlining is still used and is considered the same as writing a title in italics.
YourDictionary definition and usage example.