APA (7th ed.) Citation

Martin, J. B., & Azarian, M. (1998). Snowflake Bentley. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Martin, Jacqueline Briggs, and Mary Azarian. Snowflake Bentley. Boston: Houghton Mifflin, 1998.

MLA (9th ed.) Citation

Martin, Jacqueline Briggs, and Mary Azarian. Snowflake Bentley. Houghton Mifflin, 1998.