Fredericks, L. J., Dissanayake, B. W., & Wells, R. J. G. (1977). Patterns of labor utilization and income distribution in rice double cropping systems: Policy implications. Council for Asian Manpower Studies.
Chicago Style (17. basım) AtıfFredericks, L. J., B. W. Dissanayake, ve R. J. G. Wells. Patterns of Labor Utilization and Income Distribution in Rice Double Cropping Systems: Policy Implications. Quezon City: Council for Asian Manpower Studies, 1977.
MLA (9th ed.) AtıfFredericks, L. J., et al. Patterns of Labor Utilization and Income Distribution in Rice Double Cropping Systems: Policy Implications. Council for Asian Manpower Studies, 1977.
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