Gaya APA

Widyastuti, M.. (2004). Vulnerability Assessment Of Groundwater To Contamination - Using Drastic Method : Study in Ngemplak, Ngaglik and Sleman Districts of Sleman Regency, Yogyakarta Special Province . indonesia: .

Gaya Chicago

Widyastuti, M.. Vulnerability Assessment Of Groundwater To Contamination - Using Drastic Method : Study in Ngemplak, Ngaglik and Sleman Districts of Sleman Regency, Yogyakarta Special Province. indonesia: , 2004. Text.

Gaya MLA

Widyastuti, M.. Vulnerability Assessment Of Groundwater To Contamination - Using Drastic Method : Study in Ngemplak, Ngaglik and Sleman Districts of Sleman Regency, Yogyakarta Special Province. indonesia: , 2004. Text.

Gaya Turabian

Widyastuti, M.. Vulnerability Assessment Of Groundwater To Contamination - Using Drastic Method : Study in Ngemplak, Ngaglik and Sleman Districts of Sleman Regency, Yogyakarta Special Province. indonesia: , 2004. Print.