al, I. S. .. e. Materi pokok metodologi penelitian modul 1-12 STAT 4535/4 SKS. Universitas Terbuka, Depdikbud.
Chicago Style (17th ed.) Citational, I.A. Suparman ... et. Materi Pokok Metodologi Penelitian Modul 1-12 STAT 4535/4 SKS. Universitas Terbuka, Depdikbud.
MLA (8th ed.) Citational, I.A. Suparman ... et. Materi Pokok Metodologi Penelitian Modul 1-12 STAT 4535/4 SKS. Universitas Terbuka, Depdikbud.
Warning: These citations may not always be 100% accurate.