KELLY, J. R. (1987). Freedom to be: A new sociology of leisure. Macmillan.
芝加哥风格引文KELLY, John R. Freedom to Be: A New Sociology of Leisure. New York: Macmillan, 1987.
MLA引文KELLY, John R. Freedom to Be: A New Sociology of Leisure. Macmillan, 1987.
警告：这些引文格式不一定是100％准确.