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%.
Details of the history of black players in professional American football depend on the professional football league considered, which includes the National Football League (NFL); the American Football League (AFL), a rival league from 1960 through 1969 which eventually merged with the NFL; and the All-America Football Conference (AAFC), which existed from 1946 to 1949.