Rini Purwasari and M. Mirza Fauzie and Haryono Pengaruh Fitoremediasi Eichornia crassipes terhadap Kadar Fosfat dan Amonia di Instalasi Pengolahan Limbah Cair RSUP Dr. Sardjito Yogyakarta. ["eprint_fieldopt_thesis_type_skripsi" not defined] thesis, Poltekkes Yogyakarta.