Welford, R. (2018). The 1,000-year-old boy. HarperCollins Children's Books.
芝加哥风格引文Welford, Ross. The 1,000-year-old Boy. London: HarperCollins Children's Books, 2018.
MLA引文Welford, Ross. The 1,000-year-old Boy. HarperCollins Children's Books, 2018.
警告：这些引文格式不一定是100％准确.
