Gaya APA
Sarmanu, /. (2019).
Dasar Metodologi Penelitian: Kuantitatif, Kualitatif & Statistika .
Surabaya:
Surabaya : Airlangga University Press.
Gaya MLA
Sarmanu, /.
"Dasar Metodologi Penelitian: Kuantitatif, Kualitatif & Statistika".
Surabaya:
Surabaya : Airlangga University Press,
2019.
Ebook.