, P. S., & , D. I. H. H. (2014). GROUNDWATER POLLUTION HAZARD ASSESSMENT IN YOGYAKARTA CITY, YOGYAKARTA SPECIAL PROVINCE, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada.
استشهاد بنمط شيكاغو, PISETH SENSAMRAS, و Dr. Ir. Heru Hendrayana. GROUNDWATER POLLUTION HAZARD ASSESSMENT IN YOGYAKARTA CITY, YOGYAKARTA SPECIAL PROVINCE, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada, 2014.
MLA استشهاد, PISETH SENSAMRAS, و Dr. Ir. Heru Hendrayana. GROUNDWATER POLLUTION HAZARD ASSESSMENT IN YOGYAKARTA CITY, YOGYAKARTA SPECIAL PROVINCE, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.