http://library.bids.org.bd/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AUS%20Govt.%20printing%20Office%2C&format=rss2 6 0 500 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23162 Washington : US Govt. Printing Office , 1968 . ix, 156p. ; 20 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23162 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23585 By | Morss | Reed. Washington | 1972 | US Govt. Printing Office US | . | xii, 379p.

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23585 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23586 By | Nash, A.E. Keir. Washington : US Govt. Printing Office , 1972 . | 342p. ; 26 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23586 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23588 By . Washington : US Govt. Printing Office , 1972 . xvii, 607p. ; 26 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23588 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23842 By Siegel, Jacob S.. Washington : US Govt. Printing Office , 1958 . vii, 186p.: 27 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23842 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=58470 Washington, D.C. : US Govt. printing Office, 1967 . v, 311 p. : 25 cm..

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