Chapman, C. W. (1968). Printed collections of Polyphonic Music owned by Ferdinand Columbus. s.n.
Cita Chicago Style (17a ed.)Chapman, Catherine Weeks. Printed Collections of Polyphonic Music Owned by Ferdinand Columbus. [s.l.: s.n, 1968.
Cita MLA (9a ed.)Chapman, Catherine Weeks. Printed Collections of Polyphonic Music Owned by Ferdinand Columbus. s.n, 1968.
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