Krull, D. S., & Anderson, C. A. (1997). The process of explanation.
芝加哥风格引文Krull, Douglas S., 与 Craig A. Anderson. The Process of Explanation. 1997.
MLA引文Krull, Douglas S., 与 Craig A. Anderson. The Process of Explanation. 1997.
警告：这些引文格式不一定是100％准确.