Cita APA (7a ed.)

Kathleen Weidner Zoehfeld. (2010). Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins.

Cita Chicago Style (17a ed.)

Kathleen Weidner Zoehfeld. Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins, 2010.

Cita MLA (9a ed.)

Kathleen Weidner Zoehfeld. Where Did Dinosaurs Come From? (Let's-Read-and-Find-Out Science 2). HarperCollins, 2010.