Wendy Pfeffer. (2012). From Seed to Pumpkin (Let's-Read-and-Find-Out Science 1) (1.). HarperCollins.
Lua i Stíl Chicago (17ú heag.)Wendy Pfeffer. From Seed to Pumpkin (Let's-Read-and-Find-Out Science 1). 1. HarperCollins, 2012.
Lua MLA (9ú heag.)Wendy Pfeffer. From Seed to Pumpkin (Let's-Read-and-Find-Out Science 1). 1. HarperCollins, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.