Konijn, H. Statesfical theory of sample survey design and analysis. North-Hplland Publ.
Lua i Stíl Chicago (17ú heag.)Konijn, H.S. Statesfical Theory of Sample Survey Design and Analysis. North-Hplland Publ.
Lua MLA (8ú heag.)Konijn, H.S. Statesfical Theory of Sample Survey Design and Analysis. North-Hplland Publ.
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