Cita APA (7a ed.)

Willard, J. F. (1932). Progress of Medieval studies in the United States of America. Mediaeval Academy of America;University of Colorado.

Cita Chicago Style (17a ed.)

Willard, James F. Progress of Medieval Studies in the United States of America. Boulder: Mediaeval Academy of America;University of Colorado, 1932.

Cita MLA (9a ed.)

Willard, James F. Progress of Medieval Studies in the United States of America. Mediaeval Academy of America;University of Colorado, 1932.