<iframe title="YouTube video player" width="640" height="390" src="http://www.youtube.com/embed/NBHRIdC3LZQ" frameborder="0" allowfullscreen></iframe>
Versión para imprimir
<iframe title="YouTube video player" width="640" height="390" src="http://www.youtube.com/embed/NBHRIdC3LZQ" frameborder="0" allowfullscreen></iframe>