5 1 50 Better Bussines Writing Penulisan Dokumen Bisnis Teknik Pengembangan Keterampilan Korespondensi Brock, Susan L Primary Author mixed material 9790601639 Jakarta Indeks 2003 Menulis Surat Dinas Lengkap Darma, Yoce Aliah Primary Author Kosasih E. Additional Author mixed material 9789795439059 Bandung PT.Yrama Widya 2009 Surat-Surat Kesekretariatan : Panduan Praktis Menyusun Korespondensi Internal Perusahaan Wijaya, Sandrina Primary Author mixed material 9789791949149 Yogyakarta Pustaka Grhatama 2009 Menulis surat dinas lengkap Darma, Yoce Aliyah Primary Author mixed material 9789795439059 Bandung Yrama Widya 2009 Surat-Surat Kesekretariatan Wijaya, Sandriana Primary Author mixed material 9789791949149 Yogyakarta Pustaka Grhatama 2009