00473nam a2200169Ia 4500 27065 BIBL 20160527194307.0 911220|1931||||it |||||||||||00010|ita|d Boldrini, Marcello Local 63591 La fertilita dei biotipi. Milano Vita e Pensiero 1931. 238 p. Emography. Local 91671 Fecundity. Local 95056 Italy. Population. Local 116336 19562 19562 0 0 0 312_000000000000000_B687 0 evl 233924 10 10 1 2016-05-27 38475 0 312 B687 80000000305881 2016-05-27 00:00:00 r:27065 z:NCC:D 6