Zabri Zakaria. (2011). Keselamatan terhadap penyakit.
Chicago Style (17th ed.) CitationZabri Zakaria. Keselamatan Terhadap Penyakit. Associated Educational Distributors (M), 2011.
MLA (8th ed.) CitationZabri Zakaria. Keselamatan Terhadap Penyakit. 2011.
Warning: These citations may not always be 100% accurate.