Food and Agriculture Organization of the United Nations, African Training Centre for Agricultural Statistics, Ibadan, Nigeria, & Hodnett, G. E. (1953). Course on statistical methods for methods surveys. s.n.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFood and Agriculture Organization of the United Nations, Ibadan African Training Centre for Agricultural Statistics, और G. E. Hodnett. Course on Statistical Methods for Methods Surveys. Rome: s.n, 1953.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFood and Agriculture Organization of the United Nations, et al. Course on Statistical Methods for Methods Surveys. s.n, 1953.
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