Doell, C. E., & Twardzik, L. F. (1973). Elements of part and recreation administration (3rd ed.). Burgess.
芝加哥风格引文Doell, Charles Edward, 与 Louis F. Twardzik. Elements of Part and Recreation Administration. 3rd ed. Minneapolis: Burgess, 1973.
MLA引文Doell, Charles Edward, 与 Louis F. Twardzik. Elements of Part and Recreation Administration. 3rd ed. Burgess, 1973.
警告：这些引文格式不一定是100％准确.