Boydell, B. (1982). The Crumhorn and other Renaissance Windcap Instruments: A Contribution to Renaissance Organology. Frits Knuf.
Cita Chicago (17th ed.)Boydell, Barra. The Crumhorn and Other Renaissance Windcap Instruments: A Contribution to Renaissance Organology. Buren/NL: Frits Knuf, 1982.
Cita MLA (8th ed.)Boydell, Barra. The Crumhorn and Other Renaissance Windcap Instruments: A Contribution to Renaissance Organology. Frits Knuf, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.