Ors, E. d. 1., & Ors, E. d. 1. Europa.
Chicago Style CitationOrs, Eugenio d' 1881-1954, and Eugenio d' 1881-1954 Ors. Europa.
MLA CitationOrs, Eugenio d' 1881-1954, and Eugenio d' 1881-1954 Ors. Europa.
Warning: These citations may not always be 100% accurate.