Carrier, N., & Hobcraft, J. (1971). Demographic estimation for developing societies: A manual of techniques for the detection and reduction of errors in demographic data. London School of Economics, Population Investigation Committee.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarrier, Norman, और John Hobcraft. Demographic Estimation for Developing Societies: A Manual of Techniques for the Detection and Reduction of Errors in Demographic Data. London: London School of Economics, Population Investigation Committee, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarrier, Norman, और John Hobcraft. Demographic Estimation for Developing Societies: A Manual of Techniques for the Detection and Reduction of Errors in Demographic Data. London School of Economics, Population Investigation Committee, 1971.