Population trends in Eastern Europe, the USSR and mainland China : proceedings of the thirty-sixth annual conference of the Milbank Memorial Fund, held November 4-5, 1959, at the Carnegie Endowment International Center /
|aPopulation trends in Eastern Europe, the USSR and mainland China :|bproceedings of the thirty-sixth annual conference of the Milbank Memorial Fund, held November 4-5, 1959, at the Carnegie Endowment International Center /|cMilbank Memorial Fund.