Melvin Berger. (2003). Spinning Spiders (Let's-Read-and-Find-Out Science 2) (1.). HarperCollins.
芝加哥风格引文Melvin Berger. Spinning Spiders (Let's-Read-and-Find-Out Science 2). 1. HarperCollins, 2003.
MLA引文Melvin Berger. Spinning Spiders (Let's-Read-and-Find-Out Science 2). 1. HarperCollins, 2003.
警告：这些引文格式不一定是100％准确.