Gaya APA
Nasution, S.. (2001).
Metode research (penelitian ilmiah): usul tesis, desain penelitian, hipotesis, validitas, sampling, populasi, observasi, wawancara, angket / S. Nasution .
:
Jakarta : Bumi Aksara.
Gaya Chicago
Nasution, S..
Metode research (penelitian ilmiah): usul tesis, desain penelitian, hipotesis, validitas, sampling, populasi, observasi, wawancara, angket / S. Nasution.
:
Jakarta : Bumi Aksara,
2001.
Buku.
Gaya MLA
Nasution, S..
Metode research (penelitian ilmiah): usul tesis, desain penelitian, hipotesis, validitas, sampling, populasi, observasi, wawancara, angket / S. Nasution.
:
Jakarta : Bumi Aksara,
2001.
Buku.
Gaya Turabian
Nasution, S..
Metode research (penelitian ilmiah): usul tesis, desain penelitian, hipotesis, validitas, sampling, populasi, observasi, wawancara, angket / S. Nasution.
:
Jakarta : Bumi Aksara,
2001.
Buku.