, B., & , D. r. D. P. E. P. (2014). GROUNDWATER CHEMISTRY OF SPRINGS IN THE SOUTHERN SLOPE OF MERAPI VOLCANO, SLEMAN REGENCY, YOGYAKARTA SPECIAL REGION, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada.
استشهاد بنمط شيكاغو, Boulom, و Dr. rer.nat. Doni Prakasa Eka Putra. GROUNDWATER CHEMISTRY OF SPRINGS IN THE SOUTHERN SLOPE OF MERAPI VOLCANO, SLEMAN REGENCY, YOGYAKARTA SPECIAL REGION, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada, 2014.
MLA استشهاد, Boulom, و Dr. rer.nat. Doni Prakasa Eka Putra. GROUNDWATER CHEMISTRY OF SPRINGS IN THE SOUTHERN SLOPE OF MERAPI VOLCANO, SLEMAN REGENCY, YOGYAKARTA SPECIAL REGION, INDONESIA. [Yogyakarta] : Universitas Gadjah Mada, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.