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.
MLA引文TEKNIK SAMPLING and SUGIARTO [et al]. Teknik Sampling. Gramedia Pustaka Utama, 2001.
警告:這些引文格式不一定是100%准確.