In the second sentence, however, the title is not a question; rather, the sentence as a whole is a question.
The Aeneid. If you are citing specific lines, include those after the page number: Frost 16, lines Translated by Robert Fitzgerald. Fitzgerald trans. New York: Vintage Classics. Cite a short poem like this: Yeats, William Butler.
Do not include a page number if you are citing a website unless you are citing a PDF or another website that includes page numbers. Cite a long poem as you would a novel.