na INLIS000000000001662 ind 0010-1123000760 Metode penelitian survei Sofian Effendi , Tukiran Sofian Effendi - Tukiran Effendi, Sofian Jakarta LP3ES 2012 xiv, 319 p.; 23 cm 978-979-3330-94-5 303.6 EFF m 303.6 EFF m Metode penelitian