http://repository.uhamka.ac.id/id/eprint/11979/ Turnitin IOP Sauropus Hikmawanti, Ni Putu http://repository.uhamka.ac.id/id/eprint/11979/1/Turnitin%20-%20The%20Effect%20of%20Ethanol%20Concentrations%20as%20The%20Extraction%20Solvent%20on%20Antioxidant%20Activity%20of%20Katuk%20%28Sauropus%20androgynus%20%28L.%29%20Merr.%29%20Leaves%20Extracts.pdf Unduh!