Gaya APA
Heriyanto, D, S, S, ;, Y.
(2014).
Pengantar Statistika Sosial
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Jakarta:
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Gaya MLA
Heriyanto, Drs., Sofar, Silaen, ;, Yayak.
"Pengantar Statistika Sosial".
Ed.1, Cet.1
Jakarta:
In Media,
2014.
Book.