Soewarno, S., & Yuningsih, S. (2004). Hydrological Characteristics of Kaligarang Watershed. Universitas Muhammadiyah Surakarta.
Chicago Style aipamenaSoewarno, Soewarno, and Srimulat Yuningsih. Hydrological Characteristics of Kaligarang Watershed. Universitas Muhammadiyah Surakarta, 2004.
MLA aipamenaSoewarno, Soewarno, and Srimulat Yuningsih. Hydrological Characteristics of Kaligarang Watershed. Universitas Muhammadiyah Surakarta, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.