Silalahi, U. (2010). Metode penelitian sosial. Refika Aditama.
Chicago Style (17th ed.) CitationSilalahi, Ulber. Metode Penelitian Sosial. Refika Aditama, 2010.
MLA (8th ed.) CitationSilalahi, Ulber. Metode Penelitian Sosial. Refika Aditama, 2010.
Warning: These citations may not always be 100% accurate.