Ab. Aziz Yusof, & Zakaria Yusof. (2004). Prinsip keusahawanan ; edisi kedua (2nd.ed.). Selangor: Pearson.
Chicago Style CitationAb. Aziz Yusof, and Zakaria Yusof. Prinsip Keusahawanan ; Edisi Kedua. 2nd.ed. Selangor: Pearson, 2004.
MLA CitationAb. Aziz Yusof, and Zakaria Yusof. Prinsip Keusahawanan ; Edisi Kedua. 2nd.ed. Selangor: Pearson, 2004.
Warning: These citations may not always be 100% accurate.