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	<authority>
	    <topic authority="Vocabulario General de la Biblioteca Nacional de Maestros">Edad Media</topic>
	</authority>

        <related type="narrower">
        <topic>Cruzadas</topic>
    </related>
        <related type="narrower">
        <topic>Feudalismo</topic>
    </related>
        <related type="narrower">
        <topic>Historia bizantina</topic>
    </related>
    
            <related type="broader">
        <topic>Períodos históricos</topic>
    </related>
    
    
        <variant type="other">
        <topic>Época medieval</topic>
    </variant>
        <variant type="other">
        <topic>Historia medieval</topic>
    </variant>
        <variant type="other">
        <topic>Historia universal s. V al XV</topic>
    </variant>
        <variant type="other">
        <topic>Medioevo</topic>
    </variant>
        <variant type="other">
        <topic>Oscurantismo</topic>
    </variant>
    
    	<note type='source' xml:lang="es">UNESCO</note>
    
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