https://opac.ru.ac.bd/cgi-bin/koha/opac-search.pl?q=ccl=an%3A21048&sort_by=relevance&format=rss 2 0 100 ISBN:052120111X https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=6696 ]]> By Pollard, J. H..
Cambridge [Eng.] : University Press , 1973 .
xii, 186 p. ; 22 cm..
052120111X

]]> Place hold on Mathematical models for the growth of human populations /

]]> https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=6696 ISBN:0805310959 https://opac.ru.ac.bd/cgi-bin/koha/opac-detail.pl?biblionumber=34539 ]]> By Boughey, Arthur S..
Menlo Park, Calif. : W. A. Benjamin, 1976 .
x, 245 p. : 24 cm..
0805310959

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