00297nam a2200097Ia 4500080001900000100001900019245005700038260006000095300002500155583001900180  a14.07.01 R6445  aRoberts, G. W.  aStudy of extenal migration affecting Jamaica 1953-55  bInstitute of Social and Economic ResearchaMonaJMc1958  aviii, 126, ix-xvi p.  c10/21/04kJOYD