APA (7th ed.) Citation

Bernon, J., & Allsman, J. Letter from Bernon to Bouhéreau, La Rochelle, [no date].

Chicago Style (17th ed.) Citation

Bernon, Jean, and Janée Allsman. Letter from Bernon to Bouhéreau, La Rochelle, [no Date].

MLA (9th ed.) Citation

Bernon, Jean, and Janée Allsman. Letter from Bernon to Bouhéreau, La Rochelle, [no Date].

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