Guillen, W. A. The use of multiple frames in agricultural crop sample surveys.
Čikaški stil citiranja (17. izdanje)Guillen, Wilma Ascano. The Use of Multiple Frames in Agricultural Crop Sample Surveys.
MLA način citiranja (9. izdanje)Guillen, Wilma Ascano. The Use of Multiple Frames in Agricultural Crop Sample Surveys.
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