https://biblioteca.uaysen.cl/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22Business%20enterprises%22%29%20AND%20%28su%3A%22Environmental%20aspects.%22%29&format=rss2 5 0 50 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=236180 By Ricart i Costa, Joan Enric.. [Barcelona] Ediciones Deusto - Planeta de Agostini Profesional y Formación S.L. 2003 . 58-69 p.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=236180 ISBN 9788418065507 (e-book) https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=236579 By Valenzuela Alvarez-Salamanca, José Ramón.. . 1 recurso en línea (286 páginas) 9788418065507 (e-book)

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=236579 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=291456 By Machado Aráoz, Horacio,. . 1 online resource. , "Universidad Politécnica Salesiana"--Cover.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=291456 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=336716 By Machado Aráoz, Horacio,. . 1 online resource. , "Universidad Politécnica Salesiana"--Cover.

]]> https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=336716 ISBN https://biblioteca.uaysen.cl/cgi-bin/koha/opac-detail.pl?biblionumber=337513 By Valenzuela Álvarez-Salamanca, José Ramón,. . 1 online resource :

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