Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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