共 50 条
- [41] COSTS AND RETURNS TO RESIDENT JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1961, 176 (12): : 977 - &
- [43] COSTS AND RETURNS TO INTERN JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1961, 176 (12): : 975 - &
- [44] FINANCIAL REQUIREMENTS AND ECONOMIC RETURNS IN PIG PRODUCTION UNDER DIFFERENT PRODUCTION CONDITIONS ANNALES DE ZOOTECHNIE, 1977, 26 (03): : 466 - 466
- [48] FINANCIAL REQUIREMENTS AND ECONOMIC RETURNS IN PIG PRODUCTION ACCORDING TO PRODUCTIVITY ANNALES DE ZOOTECHNIE, 1977, 26 (03): : 466 - 467
- [49] Economic Impact of Zebra Chip Control Costs on Grower Returns in Seven US States American Journal of Potato Research, 2014, 91 : 714 - 719