No. A citation simply gives credit to the source you are obtaining the information from. For example if someone cited "[quote]," then there should be an in-text parenthetical citation. In MLA format, this is given as the last name of the author and page number surrounded by parentheses. For example, "Quote quote quote" (Brains 1).
Shorter sentences work to speed up the pacing of the story.
<u>At the flat Tom rented for Myrtle, their neighbor Mr. McKee discussed </u><u>aspects of his photography business and techniques</u>. <em>(...) They arrive at Tom and Myrtle’s city apartment, and Nick proceeds to get drunk. Myrtle calls up her cute sister, Catherine, and their neighbors, the McKees, and invites them over. Mrs. McKee tells Myrtle that her dress looks wonderful on her. Mrs. McKee tells her husband, who’s a professional photographer, that he should take pictures of Myrtle (...).</em>
The novel (The Great Gatsby was written by F. Scott Fitzgerald) recounts the chaos of the First World War. American society lives an unprecedented level of prosperity. At the same time, the prohibition on the production/consumption of alcoholic beverages made a large number of millionaires outside the commodity sale circuit and provoked an increase in organized crime. The 1925 story takes place in New York and in the city of Long Island during the summer of 1922.