Pérez Sánchez, A. E. (1977). The famous italian drawings of the Madrid collections: Text and commentary by : Alfonso E. Pérez Sánchez. Silvana Ed. d'arte ; Riunione Adriatica di Sicurta, L'Assicuratrice Italiana.
Lua i Stíl Chicago (17ú heag.)Pérez Sánchez, Alfonso E. The Famous Italian Drawings of the Madrid Collections: Text and Commentary by : Alfonso E. Pérez Sánchez. Milan: Silvana Ed. d'arte ; Riunione Adriatica di Sicurta, L'Assicuratrice Italiana, 1977.
Lua MLA (8ú heag.)Pérez Sánchez, Alfonso E. The Famous Italian Drawings of the Madrid Collections: Text and Commentary by : Alfonso E. Pérez Sánchez. Silvana Ed. d'arte ; Riunione Adriatica di Sicurta, L'Assicuratrice Italiana, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.