APA (7th ed.) Citation

Martin, J. B., & Azarian, M. (1999). Snowflake Bentley. Scholastic Inc.

Chicago Style (17th ed.) Citation

Martin, Jacqueline Briggs, and Mary Azarian. Snowflake Bentley. New York: Scholastic Inc, 1999.

MLA (9th ed.) Citation

Martin, Jacqueline Briggs, and Mary Azarian. Snowflake Bentley. Scholastic Inc, 1999.