Original tekst: Methods & Treatises Viola da gamba - Volume I - Italy 1600-1800. Edited by Paolo Biordi, Vittorio Ghielmi. Viola sheet music.
Oversættelse: Metoder. Redigeret af Paolo Biordi, Vittorio Ghielmi. - Giovanni Maria Lanfranco - Diego Ortiz. Indholdsfortegnelse. Metoder.