Buku pintar IELTS / Institute of English Langange Training ; penyunting : Purwaningsih & Yenni Reformulating Teaching English as Foreign Language at Secondary and Higher Education In Indonesia Buku pintar IELTS : International English Language Testing System/ penyunting, Engelbertus Wendratama, Purwaningsih & YenniPurwaningsih & Yenni Buku pintar IELTS / Institute of English Language Training ; penyunting, Engelbertus Wendratama, Purwaningsih & Yenni Princess dis grace / by, Lou Kuenzler, penerjemah, Ambhita Dhyaningrum ; penyunting, Yenni Saputri Shegeza bukan Sherina / Tiara Fika Antika ; editor, Yenni Saputri ; ilustrator, HartiningTerbentuknya kelompok BLUE / Devita Mayanda Heerlie ; editor, Yenni SaputriCupak gurantang / penulis, Yenni Febtaria W.Kota / Erlita Pratiwi ; ilustrator, Bella Ansori ; editor, Yenni SaputriDi dapur mama / cerita, Lia Herliana ; ilustrator, Adlina ; editor, Yenni Saputri