Robertson, H. S. (1966). La Chanson de Willame: A Critical Study. The University of North Carolina Press.
Cita Chicago Style (17a ed.)Robertson, Howard S. La Chanson De Willame: A Critical Study. Chapel Hill: The University of North Carolina Press, 1966.
Cita MLA (8a ed.)Robertson, Howard S. La Chanson De Willame: A Critical Study. The University of North Carolina Press, 1966.
Precaución: Estas citas no son 100% exactas.