Martin, J. B., & Azarian, M. (1999). Snowflake Bentley. Scholastic Inc.
Lua i Stíl Chicago (17ú heag.)Martin, Jacqueline Briggs, agus Mary Azarian. Snowflake Bentley. New York: Scholastic Inc, 1999.
Lua MLA (9ú heag.)Martin, Jacqueline Briggs, agus Mary Azarian. Snowflake Bentley. Scholastic Inc, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.