APA (7th ed.) Citation

NASUTION, S. (2003). Metode Research usul tesis desain penelitian hipotesis valididtas sampling populasi observasi wawancara angket. Bumi Aksara.

Chicago Style (17th ed.) Citation

NASUTION, S. Metode Research Usul Tesis Desain Penelitian Hipotesis Valididtas Sampling Populasi Observasi Wawancara Angket. Bumi Aksara, 2003.

MLA (8th ed.) Citation

NASUTION, S. Metode Research Usul Tesis Desain Penelitian Hipotesis Valididtas Sampling Populasi Observasi Wawancara Angket. Bumi Aksara, 2003.

Warning: These citations may not always be 100% accurate.