<![CDATA[Comentarios al libro: CASE STUDIES IN 21ST CENTURY SCHOOL ADMINISTRATION: ADDRESSING CHALLENGES FOR EDUCATIONAL LEADERSHIP 1ST (FIRST) EDITION BY GRAY, DAVID L., SMITH, AGNES PUBLISHED BY SAGE PUBLICATIONS, INC (2007)]]>

<![CDATA[Comentarios al libro: CASE STUDIES IN 21ST CENTURY SCHOOL ADMINISTRATION: ADDRESSING CHALLENGES FOR EDUCATIONAL LEADERSHIP 1ST (FIRST) EDITION BY GRAY, DAVID L., SMITH, AGNES PUBLISHED BY SAGE PUBLICATIONS, INC (2007)]]> Mon, 31 Aug 2026 20:46:38 +0000 es Copyright 202 6BiblioEteca Technologies SL