1. Elements of the natural movement of population
پدیدآورنده : by Egon Vielrose ; translated from the Polish by I. Dobosz ; translation edited by H. Infeld, P. F. Knightsfield.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Demography.,Vital statistics.,Poland, Population., 0
