Willis, J., & Birchall, M. (2001). No biting, Puma! (American ed.). Carolrhoda Books.
芝加哥风格引文Willis, Jeanne, 与 Mark Birchall. No Biting, Puma! American ed. Minneapolis, Minn.: Carolrhoda Books, 2001.
MLA引文Willis, Jeanne, 与 Mark Birchall. No Biting, Puma! American ed. Carolrhoda Books, 2001.
警告：这些引文格式不一定是100％准确.