Joseph Méry, Liberty Fund, Camille Du Locle, Giuseppe Verdi

title	ISBN-13 (ISBN-10)	year of publica- tion
Don Carlos: Opera in Four Acts	978-1-113-02475-6 (1-113-02475-5)	2009
Don Carlos: Opera in Four Acts	978-1-113-02476-3 (1-113-02476-3)	2009