Young, A. A. (1990). Accessus ad Alexandrum: : the Praefatio to the Postilla in Iohannis Euangelium of Alexander of Hales : (1186?-1245). Pontifical Institute of Medieval Studies.
Cita Chicago Style (17a ed.)Young, Abigail Ann. Accessus Ad Alexandrum: : The Praefatio to the Postilla in Iohannis Euangelium of Alexander of Hales : (1186?-1245). [Toronto: Pontifical Institute of Medieval Studies, 1990.
Cita MLA (9a ed.)Young, Abigail Ann. Accessus Ad Alexandrum: : The Praefatio to the Postilla in Iohannis Euangelium of Alexander of Hales : (1186?-1245). Pontifical Institute of Medieval Studies, 1990.
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