Presentación

<object id="__sse13770917" width="425" height="355"><param name="movie" value="http://static.slidesharecdn.com/swf/ssplayer2.swf?doc=historiadelahojadeclculo-120726223937-phpapp01&stripped_title=historia-de-la-hoja-de-clculo-13770917&userName=nedre" /><param name="allowFullScreen" value="true"/><param name="allowScriptAccess" value="always"/><param name="wmode" value="transparent"/><embed name="__sse13770917" src="http://static.slidesharecdn.com/swf/ssplayer2.swf?doc=historiadelahojadeclculo-120726223937-phpapp01&stripped_title=historia-de-la-hoja-de-clculo-13770917&userName=nedre" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" wmode="transparent" width="425" height="355"></embed></object><div style="margin-bottom:5px"><strong><a href="http://www.slideshare.net/nedre/historia-de-la-hoja-de-clculo-13770917" title="Historia de la hoja de cálculo">Historia de la hoja de cálculo</a></strong> from <strong><a href="http://www.slideshare.net/nedre">nedre</a><strong>.</div>