APA Style

Office Excel 2007: langkah-demi-langkah. (2007). Batu Caves, Selangor: Venton Publishing (M) Sdn. Bhd..

MLA Style

Office Excel 2007: langkah-demi-langkah. . Batu Caves, Selangor: Venton Publishing (M) Sdn. Bhd., 2007. Text.