Gaya APA

TIRTAYASA, P, M. et al (2014). Percutaneous nephrolitotomy on the management of calyx inferior stones . Surabaya: Indonesian Urological Association.

Gaya MLA

TIRTAYASA, Pande, Made. et al. "Percutaneous nephrolitotomy on the management of calyx inferior stones". Surabaya: Indonesian Urological Association, 2014. Artikel.