TEKNIK SAMPLING & SUGIARTO [et al]. (2001). Teknik sampling. Gramedia Pustaka Utama.
Chicago Style (17th ed.) CitationTEKNIK SAMPLING and SUGIARTO [et al]. Teknik Sampling. Jakarta: Gramedia Pustaka Utama, 2001.
ציטוט MLATEKNIK SAMPLING and SUGIARTO [et al]. Teknik Sampling. Gramedia Pustaka Utama, 2001.
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