https://opac.ru.ac.bd/cgi-bin/koha/opac-search.pl?q=ccl=an%3A134542&sort_by=relevance&format=rss 2 0 100 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=43773 By Engels, Frederick,.
London : Swan Sonnenschein, 1892 .
xxxix, 117 p. ; , Includes essay: The mark. 20 cm..

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]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=43773 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=50348 By Engels, Frederick.
Moscow : Progress Publishers, 1954 .
403 p. ; , Translation of Dialetik der Natur. 21 cm..

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