Gaya APA

Saragih, S. et al (2014). The effect of roasting temperature at 400 C and sulphuric acid consentration on TiO2 extraction process from zircon sand Ilmenite (Vol. 10, No. 3, Tahun). : PASPI.

Gaya MLA

Saragih, S. et al. "The effect of roasting temperature at 400 C and sulphuric acid consentration on TiO2 extraction process from zircon sand Ilmenite". Vol. 10, No. 3, Tahun : PASPI, 2014. Text.