Bridwell, N. (1999). Clifford and the Halloween parade. Scholastic.
芝加哥风格引文Bridwell, Norman. Clifford and the Halloween Parade. New York: Scholastic, 1999.
MLA引文Bridwell, Norman. Clifford and the Halloween Parade. Scholastic, 1999.
警告：这些引文格式不一定是100％准确.