Boxall, M. (1977). Harpsichord Method: Based on sixteenth to eighteenth-century sources / Maria Boxall. Schott.
Chicago-viite (17. p.)Boxall, Maria. Harpsichord Method: Based on Sixteenth to Eighteenth-century Sources / Maria Boxall. London [u.a.]: Schott, 1977.
MLA-viite (8. p.)Boxall, Maria. Harpsichord Method: Based on Sixteenth to Eighteenth-century Sources / Maria Boxall. Schott, 1977.
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