4 1 20 Gobind Vashdev Primary Author Edy Sembodo Editor mixed material 9786029498646 Jakarta Noura Books 2013 J.Maurus Primary Author Susilawati Hamsa Translator Zulkarnaen Ishak Editor mixed material 9786025868016 Yogyakarta Bright Publisher 2018 temukan fakta yang sebenarnya tentang kebahagiaan Griffiths, Paul Primary Author Martin Robinson Additional Author Febriana Ayu P Translator mixed material 9789792928570 Yogyakarta Andi 2009 9 prinsip dasar yang menjadikan segala hal lebih mudah Meisel, Ari Primary Author Rien Chaerani Translator Nunung Wiyati Editor mixed material 9786021985489 Jakarta Penerbit Gemilang 2014