/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22RELATIVIDAD%22&sort_by=relevance&format=rss 4 0 50 ISBN:8429171339 /cgi-bin/koha/opac-detail.pl?biblionumber=153 By Christen, Hans Rudolf.
Barcelona : Reverté, 1986 .
838 p. : 27 cm.
8429171339

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=153 ISBN:9681847113 /cgi-bin/koha/opac-detail.pl?biblionumber=524 By Viqueira Landa, Jacinto.
México : Limusa, 1994 .
317 p. : 22 cm..
9681847113

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=524 ISBN:9684510225 /cgi-bin/koha/opac-detail.pl?biblionumber=860 By Gautreau, Ronald.
Bogotá : McGraw-Hill, 1980 .
312 p. : 27 cm..
9684510225

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=860 ISBN:9701034554 /cgi-bin/koha/opac-detail.pl?biblionumber=886 By Bueche, Frederick J..
México : McGraw-Hill, 2001 .
570 p. : 26 cm..
9701034554

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