APA Style

Louisa, M. et al (2011). Primaquine decreased plasma concentration of ritonavir: single- and repeated-dose study in Sprague Dawley rats . Jakarta: faculty of medicine, universitas indonesia.

MLA Style

Louisa, Melva. et al. "Primaquine decreased plasma concentration of ritonavir: single- and repeated-dose study in Sprague Dawley rats". Jakarta: faculty of medicine, universitas indonesia, 2011. Text.