Checklist,116 C-Klik Media,51 Cemerlang Publishing,50 Citra Aditya Bakti,43 Charissa Publisher,40 Change,36 Cemerlang,33 Cosmic Media Nusantara,32 Cosmo Publications,31 Citra Media,22 Calpulis,20 Cakrawala Ilmu,20 Cakrawala,19 Coconut Books,19 Cempaka Putih,19 Cerdas Interaktif,17 Cambridge University Press,16 Cipta Jaya,16 Citra Umbara,13 Cahaya Pendidikan,12