Kroll, S., & Bassett, J. (2005). The biggest snowman ever. Scholastic, Inc..
Lua i Stíl Chicago (17ú heag.)Kroll, Steven, agus Jeni Bassett. The Biggest Snowman Ever. New York: Scholastic, Inc., 2005.
Lua MLA (8ú heag.)Kroll, Steven, agus Jeni Bassett. The Biggest Snowman Ever. Scholastic, Inc., 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.