Cita APA (7th ed.)

Cheong, X. Z. (2016). Removal of copper ions from aqueous solution by papaya seeds. School of Bioprocess Engineering, University Malaysia Perlis.

Cita Chicago (17th ed.)

Cheong, Xian Zhi. Removal of Copper Ions from Aqueous Solution by Papaya Seeds. Perlis, Malaysia: School of Bioprocess Engineering, University Malaysia Perlis, 2016.

Cita MLA (8th ed.)

Cheong, Xian Zhi. Removal of Copper Ions from Aqueous Solution by Papaya Seeds. School of Bioprocess Engineering, University Malaysia Perlis, 2016.