dkk, S. (2001). Teknik sampling. Gramedia Pustaka Utama.
Chicago Style (17th ed.) Citationdkk, SUGIARTO. Teknik Sampling. Gramedia Pustaka Utama, 2001.
MLA (8th ed.) Citationdkk, SUGIARTO. Teknik Sampling. Gramedia Pustaka Utama, 2001.
Warning: These citations may not always be 100% accurate.