共 50 条
- [34] DELIMITING UNDERDEVELOPED AREAS IN FINLAND [J]. EKONOMISKA SAMFUNDETS TIDSKRIFT, 1970, 23 (03): : 177 - 190
- [36] UNDERDEVELOPED AREAS AND THEIR INFLUENCE ON PERSONAL DEVELOPMENT [J]. JOURNAL OF NEGRO EDUCATION, 1961, 30 (04): : 386 - 395
- [37] UNDERDEVELOPED AREAS IN SOCIAL EVOLUTIONARY PERSPECTIVE [J]. MILBANK MEMORIAL FUND QUARTERLY, 1948, 26 (03): : 292 - 299
- [39] NORMS FOR FAMILY SIZE IN UNDERDEVELOPED AREAS [J]. PROCEEDINGS OF THE ROYAL SOCIETY SERIES B-BIOLOGICAL SCIENCES, 1963, 159 (974): : 220 - +
- [40] PROBLEMS OF ANIMAL NUTRITION IN UNDERDEVELOPED AREAS [J]. FEDERATION PROCEEDINGS, 1961, 20 : 261 - &