If it uses words like "she, he, hers, his, theirs" and it shows the feeling of more than one character. third person limited would show only the feelings of one character. first person would sue words like "i, mine, i'll". So it would be third person omniscient if it shows the feelings of multiple characters and uses words like "his, hers, theirs," ect
Macbeth would be italicized and everything else is good
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Him and I read a great article in sports illustrated called "The Making of an Icon"
Answer:
The writers address, salutation/greeting, body of the letter and conclusion