APA Style

Purba, A, A. et al (2012). The risk factors of urinary tract infection among elementary school students in Sleman District, Yogyakarta Special Region . Yogyakarta: FK Universitas Gajah Mada Yogyakarta.

MLA Style

Purba, Arya, Agustina. et al. "The risk factors of urinary tract infection among elementary school students in Sleman District, Yogyakarta Special Region". Yogyakarta: FK Universitas Gajah Mada Yogyakarta, 2012. Text.