Gaya APA
NASUTION, S. (2000).
Metode Research (Penelitian Ilmiah); Usul Tesis, Desain Penelitian, Hipotesis, Validasi, Sampling, Populasi, Observasi, wawancara, Angket (Ed. 1, Cet. 13).
Jakarta:
Bumi Aksara.
Gaya MLA
NASUTION, S..
"Metode Research (Penelitian Ilmiah); Usul Tesis, Desain Penelitian, Hipotesis, Validasi, Sampling, Populasi, Observasi, wawancara, Angket".
Ed. 1, Cet. 13
Jakarta:
Bumi Aksara,
2000.
Text.