APA (7th ed.) Citation

Dubray, J. (1930). Constantin Guys. Rieder.

Chicago Style (17th ed.) Citation

Dubray, Jean-Paul. Constantin Guys. Paris: Rieder, 1930.

MLA (9th ed.) Citation

Dubray, Jean-Paul. Constantin Guys. Rieder, 1930.

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