Kathleen Weidner Zoehfeld. (2010). Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins.
芝加哥风格引文Kathleen Weidner Zoehfeld. Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins, 2010.
MLA引文Kathleen Weidner Zoehfeld. Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins, 2010.
警告：这些引文格式不一定是100％准确.