lang="es-ES">Obras
citadas</span></p>
    <p dir="ltr" style="text-align:justify;margin-bottom:6pt"></p>
    <p dir="ltr" style="text-align:justify;margin-bottom:6pt"><span
xml:lang="es-ES" lang="es-ES">Aljaafreh, A., &amp; Lantolf, J. P.
(1994). Negative feedback as regulation and second language learning
in the zone of proximal development. </span><span class="cursiva" 
style="font-style:italic;" xml:lang="es-ES" lang="es-ES">Modern
Language Review, 78</span><span xml:lang="es-ES" lang="es-ES">,
465-483. </span></p>
    <p dir="ltr" style="text-align:justify;margin-bottom:6pt"><span
xml:lang="es-ES" lang="es-ES">McLuhan, M. (1964). </span><span
class="cursiva"  style="font-style:italic;" xml:lang="es-ES"
lang="es-ES">Understanding media: The extensions of man</span><span
xml:lang="es-ES" lang="es-ES">. London: Routledge and Kegan
Paul</span></p>
    <p></p>
    <p>    </p>
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    <p dir="ltr" style="text-align:justify;margin-bottom:6pt">    </p>
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