Gaya APA

Chen, J. et al (2007). Phosphate immobilization from aqueous solution by fly ashes in relation to their composition . London: Elsevier B.V..

Gaya MLA

Chen, Jiangang. et al. "Phosphate immobilization from aqueous solution by fly ashes in relation to their composition". London: Elsevier B.V., 2007. e-journal.