12 1 30 Achmad Doddy Primary Author Ahmad Sugeng Primary Author Effendi Primary Author mixed material 9794629731 Jakarta PT Setia Purna Inves 2008 Developing_English_Competencies.jpg.jpg Achmad Effendi Primary Author mixed material FEffm Permata 1975 Effendi Primary Author mixed material FEffe Jakarta Mutiara 1977 dr. Ilyas Effendi Primary Author mixed material 616effp Jakarta PT Bhratara Karya Aksara 1981 Irmansyah Effendi Primary Author mixed material 9789796869985 Jakarta Gramedia Pustaka 2008 Irmansyah Effendi Primary Author mixed material 9789792235791 Jakarta Gramedia Pustaka 2008 Teknik Menyerap Kekuatan Alam Tjiptadinata Effendi Primary Author mixed material 9792097708 Jakarta PT Elex Media Komputino 2006 Achmad Effendi Primary Author mixed material 920Efep Jakarta Tirtamas 1975 Achmad Effendi Primary Author mixed material 920Efft Jakarta Permata 1974 Kurnia Effendi Primary Author Tina K. Additional Author Ganda Pekasih Additional Author mixed material 9786020228921 Jakarta Elex Media Komputindo 2014 Artono Wardiman Primary Author R.A. Iskandar Yahya Primary Author Mami Tumbelaka Primary Author Abdul Halim Primary Author Djauhari Effendi Primary Author mixed material 420Bah Bandung Ganeca Exact Bandng Tjiptadinata Effendi Primary Author mixed material 9789792744255 Jakarta PT Elex Media Komputindo 2009