https://biblioteca.uaysen.cl/cgi-bin/koha/opac-search.pl?q=ccl=au%3ALefcovich%2C%20Mauricio.&format=rss2 43 0 50 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=177343 By Lefcovich, Mauricio León.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 27 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=177343 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=182387 By Lefcovich, Mauricio.. Buenos Aires (Argentina) El Cid Editor | apuntes 2009 . 9 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=182387 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=182703 By Lefcovich, Mauricio León.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 12 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=182703 ISBN 9781413524284 (e-book) https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=185184 By Lefcovich, Mauricio León.. . 1 recurso en línea (20 páginas) , Contiene índice. 9781413524284 (e-book)

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=185184 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=188140 By Lefcovich, Mauricio León.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 43 p.

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]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=188828 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=190241 By Lefcovich, Mauricio.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 29 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=190241 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=190762 By Lefcovich, Mauricio León.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 29 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=190762 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=191692 By Lefcovich, Mauricio León.. [Santa Fe, Argentina] [El Cid Editor | apuntes] 2009 . 7 p.

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