Ibnu Novel Hafidz. (2007). a i u: EO Mengulik Bisnis Event Organizer. Yogjakarta: Penerbir Gava Media.
シカゴスタイル引用形Ibnu Novel Hafidz. A I U: EO Mengulik Bisnis Event Organizer. Yogjakarta: Penerbir Gava Media, 2007.
MLA引用形式Ibnu Novel Hafidz. A I U: EO Mengulik Bisnis Event Organizer. Yogjakarta: Penerbir Gava Media, 2007.
警告: この引用は必ずしも正確ではありません.