APA (7th ed.) Citation

Richard, E., & Richard, B. Letters from E. Richard to Élie Bouhéreau, 1663-1676 and undated.

Chicago Style (17th ed.) Citation

Richard, E., and Blandine Richard. Letters from E. Richard to Élie Bouhéreau, 1663-1676 and Undated.

MLA (9th ed.) Citation

Richard, E., and Blandine Richard. Letters from E. Richard to Élie Bouhéreau, 1663-1676 and Undated.

Warning: These citations may not always be 100% accurate.