The titles of these shorter pieces would be surrounded with double quotation marks.
In writing the titles of newspapers, do not italicize the word the, even when it is part of the title (the New York Times), and do not italicize the name of the city in which the newspaper is published unless that name is part of the title: the Hartford Courant, but the London Times.
(The question mark is not italicize here.) Also, do not italicize the apostrophe-s which creates the possessive of a title: "What is the Courant 's position on this issue?
" You'll have to watch your word-processor on this, as most word-processors will try to italicize the entire word that you double-click on.
to distinguish certain words from others within the text.
These typographical devices mean the same thing; therefore, it would be unusual to use both within the same text and it would certainly be unwise to italicize an underlined word.
As word-processors and printers become more sophisticated and their published products more professional looking, italics are accepted by more and more instructors.
Still, some instructors insist on underlines (probably because they went to school when italics were either technically difficult or practically unreadable).
Often this becomes a matter of private judgment and context.
For instance, whether you italicize the Italian sotto voce depends largely on your audience and your subject matter.