Madigan, F. C., & Herrin, A. N. (1977). New approaches to the measurement of vital rates in developing countries. International Program of Laboratories for Population Statistics, Dept. of Biostatistics, School of Public Health, Carolina Population Center, University of North Carolina at Chapel Hill.
Cita Chicago (17th ed.)Madigan, Francis C., i Alejandro N. Herrin. New Approaches to the Measurement of Vital Rates in Developing Countries. Chapel Hill, N.C: International Program of Laboratories for Population Statistics, Dept. of Biostatistics, School of Public Health, Carolina Population Center, University of North Carolina at Chapel Hill, 1977.
Cita MLA (9th ed.)Madigan, Francis C., i Alejandro N. Herrin. New Approaches to the Measurement of Vital Rates in Developing Countries. International Program of Laboratories for Population Statistics, Dept. of Biostatistics, School of Public Health, Carolina Population Center, University of North Carolina at Chapel Hill, 1977.