<SINGARIMBUN, M. &. S. E. Metode penelitian survai. LP3ES.
Chicago Style (17th ed.) Citation<SINGARIMBUN, Masri & Sofian Effendi>. Metode Penelitian Survai. LP3ES.
MLA (8th ed.) Citation<SINGARIMBUN, Masri & Sofian Effendi>. Metode Penelitian Survai. LP3ES.
Warning: These citations may not always be 100% accurate.