APA (7th ed.) Citation

Kartous, P., & Guy, M. Guy, May: Luxembourg. Mémorial de ĺ Histoire.

Chicago Style (17th ed.) Citation

Kartous, Peter, and May Guy. Guy, May: Luxembourg. Mémorial De ĺ Histoire.

MLA (9th ed.) Citation

Kartous, Peter, and May Guy. Guy, May: Luxembourg. Mémorial De ĺ Histoire.

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