Singarimbun, M. (1999). Metode Penelitian Survai. PT. Pustaka LP3ES Indonesia.
Chicago Style CitationSingarimbun, Masri. Metode Penelitian Survai. PT. Pustaka LP3ES Indonesia, 1999.
MLA CitationSingarimbun, Masri. Metode Penelitian Survai. PT. Pustaka LP3ES Indonesia, 1999.
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