I'm taking it that this is a question that is related to library science? If so, then the information that it should document should be the author of the book that is presented, the title of the work, and who published such work. This is to make convenient tracking or retrieval of the document wished to obtain.
His purpose<span> is </span>to r<span>eunite the North and South using </span>personification <span>show how both aren't very different.</span>
<span> the data which is obtained by a quantifiable measurement.</span>
3: The author is depicting the men's return to earth after they have lived with the Selenites