https://opac.ru.ac.bd/cgi-bin/koha/opac-search.pl?q=ccl=an%3A151200&sort_by=relevance&format=rss 2 0 100 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=50468 By Hocking, John G..
London : Addison-Wesley Publishing com., 1956 .
ix, 374 p. : , Includes Index 23 cm..

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]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=50468 ISBN: https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=51082 By Hellinger, E..
New York : Chelsea Publishing co., 1953 .
1336-1616 p. ; 21 cm..

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