119609 11055 10 Eric C. Batty Additional Author mixed material Bandung Pionir Jaya 2008 Eric C. Batty Additional Author mixed material Bandung Pionir Jaya 2008 Zainal Aqib Additional Author mixed material Bandung Margahayu Permai 2008 Wasty Soemanto Additional Author mixed material Jakarta Bumi Aksara 2008 Subagyo Additional Author mixed material Semarang LPM UNNES 2006 Subagyo Additional Author mixed material Semarang LPM UNNES 2006 Suharsimi Arikunto Additional Author mixed material Jakarta Rineka Cipta 2006 Moh. Nazir Additional Author mixed material Jakarta Ghalia Indonesia 2009 Moh. Nazir Additional Author mixed material Jakarta Ghalia Indonesia 2009 Moh. Nazir Additional Author mixed material Jakarta Ghalia Indonesia 2009