EEurope's initial population explosionEurope's initial population explosionde William L. LangerEdiciones (1)Europe's initial population explosion (1963)inglésMás obras de William L. LangerTThe revolutions of 1848The revolutions of 1848SShi jie shi bian nian shou ceShi jie shi bian nian shou ceTThe challenge to isolationThe challenge to isolation