Periodicals include magazines, newspapers, and scholarly journals. Works cited entries for periodical sources include three main elementsâthe author of the article, the title of the article, and information about the magazine, newspaper, or journal.
While the percentage of black NFL players currently hovers around 70%, the corresponding percentage of black NFL coaches currently hovers around 6%.
Fritz Pollard and Bobby Marshall were the first black players in what is now the NFL in 1920. Pollard became the first (and until 1989, only) black coach in 1921; during the early-to-mid-1920s, the league used player-coaches and did not have separate coaching staffs.