Le, T. N., & Verma, V. K. (1997). An analysis of sample designs and sampling errors of the demographic and health surveys. Macro International.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLe, Thanh N., और Vijay K. Verma. An Analysis of Sample Designs and Sampling Errors of the Demographic and Health Surveys. Calverton, Md.: Macro International, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLe, Thanh N., और Vijay K. Verma. An Analysis of Sample Designs and Sampling Errors of the Demographic and Health Surveys. Macro International, 1997.
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