APA (7th ed.) Citation

Robert, H., & Bureba, B. (1936). Luis XVI. Ultra.

Chicago Style (17th ed.) Citation

Robert, Henri, and Boris Bureba. Luis XVI. Ultra, 1936.

MLA (9th ed.) Citation

Robert, Henri, and Boris Bureba. Luis XVI. Ultra, 1936.

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