K.s. Ong. (1993). Buku kerja lukisan geometri (1/1993.). Kuala lumpur: U.malaya.
Chicago Style CitationK.s. Ong. Buku Kerja Lukisan Geometri. 1/1993. Kuala lumpur: U.malaya, 1993.
MLA CitationK.s. Ong. Buku Kerja Lukisan Geometri. 1/1993. Kuala lumpur: U.malaya, 1993.
Warning: These citations may not always be 100% accurate.