APA (7th ed.) Citation

Langdon, H., & Lorrain, C. (1989). Claude Lorrain. Guild Publishing.

Chicago Style (17th ed.) Citation

Langdon, Helen, and Claude Lorrain. Claude Lorrain. London: Guild Publishing, 1989.

MLA (9th ed.) Citation

Langdon, Helen, and Claude Lorrain. Claude Lorrain. Guild Publishing, 1989.

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