Cita APA (7th ed.)

Apel, W. (1950). French secular music of the late fourteenth century. Medieval Academy of America.

Cita Chicago (17th ed.)

Apel, Willi. French Secular Music of the Late Fourteenth Century. Cambridge: Medieval Academy of America, 1950.

Cita MLA (9th ed.)

Apel, Willi. French Secular Music of the Late Fourteenth Century. Medieval Academy of America, 1950.