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- [6] SOME COMMENTS ON THE OBJECTIVE AND METHOD OF THE 1960 WORLD CENSUS OF AGRICULTURE BULLETIN OF THE INTERNATIONAL STATISTICAL INSTITUTE, 1958, 36 (04): : 222 - 227
- [10] PLANS FOR THE 1950 POPULATION CENSUS AMERICAN JOURNAL OF PUBLIC HEALTH, 1949, 39 (09) : 1145 - 1148