Louie Stowell. (2019). Saint George and the Dragon - Level 1 (Usborne Young Reading) [Paperback]. Usborne.
芝加哥风格引文Louie Stowell. Saint George and the Dragon - Level 1 (Usborne Young Reading) [Paperback]. Usborne, 2019.
MLA引文Louie Stowell. Saint George and the Dragon - Level 1 (Usborne Young Reading) [Paperback]. Usborne, 2019.
警告：这些引文格式不一定是100％准确.