Originál: The ABRSM Songbook Grade 4. El galan incognito. The Incognito Gallant. Voice sheet music. Collection, Voice & Piano Albums.
Preklad: ABRSM Songbook Stupeň 4. Incognito Gallant. Hlas noty. ABRSM Songbook Stupeň 4 pre hlas, klavír. Zhromažďovanie, Voice. Stupeň 4.