Columbia subject headings:
Berceo, Gonzalo de, active 13th century. Milagros de Nuestra Señora.
Gracián y Morales, Baltasar, 1601-1658. Criticón.
Rhetoric.
Spanish literature--To 1500--History and criticism.
Harvard subject headings:
Berceo, Gonzalo de, active 13th century. Milagros de Nuestra Señora
Gracián y Morales, Baltasar, 1601-1658. Criticón
Rhetoric
Rhetoric--1500-1800.
Spanish literature--To 1500--History and criticism
Princeton subject headings:
Aesthetics, Medieval.
Literary style.