Dalenius, T. (1986). Elements of survey sampling. Swedish agency for Research Cooperation with Developing Countries].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDalenius, Tore. Elements of Survey Sampling. [Stockholm: Swedish agency for Research Cooperation with Developing Countries], 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDalenius, Tore. Elements of Survey Sampling. Swedish agency for Research Cooperation with Developing Countries], 1986.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.