@Misc{BVMC:224611, author = {Iglesia Católica}, title = {Graduale dominicale : secundum normam Missalis novi ex decreto Santi Concilii Tridentini}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2005}, year = {2005}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcxp7c8} }