Gaya APA

SUDIONO, S. et al (2017). The role of carboxyl and hydroxyl groups of humic acid in removing AuCl4 from aqueous solution . Yogyakarta: Department of Chemistry UGM.

Gaya MLA

SUDIONO, SRI. et al. "The role of carboxyl and hydroxyl groups of humic acid in removing AuCl4 from aqueous solution". Yogyakarta: Department of Chemistry UGM, 2017. Artikel.