00299nam a2200109Ia 4500008004100000040003800041100001700079245002600096260003900122300001300161653001500174211228s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aBose, Ashish 0aStudies in demography  bGeorge Allen & UnwinaLondonc1970  a579p. p.  aDemography