29 1 20 David McNally Additional Author Karl D. Speak Additional Author mixed material 9789792206809 David J. Schwartz Additional Author mixed material Suratto Siswodihardjo Additional Author mixed material John C. Maxwell Additional Author mixed material M. Ahmad Abdul Jawwad Additional Author mixed material 9799435811 Wawan P. Harmono Primary Author mixed material 9786028808149 Mario Teguh Primary Author mixed material 9786028096751 Imam Munadi Primary Author mixed material 9799997208 Imam Munadi Primary Author mixed material 9799997208 Florence Primary Author Marita Littauer Additional Author mixed material Zaenuddin, HM Primary Author mixed material 9786021201107 Jack Canfield Primary Author Mark Victor Hansen Additional Author Les Hewitt Additional Author mixed material Tommy Siawara Primary Author mixed material 9789791895309 Akram Ridha Primary Author mixed material 9799453684 Samuel Smiles Primary Author mixed material 9786237162704 Andre Raditya Primary Author mixed material 9789792796803 M. Ahmad Abdul Jawwad Additional Author mixed material 9793589973 Widarko Bangkit Primary Author mixed material 9786022557791 Cynthia Kersey Primary Author mixed material Fadlan Al Ikhwani Primary Author mixed material