Mardiyah, U. 2017. EXTRACTION OF PINK PERCH (Nemiptherus bathybius) HEAD’S GELATIN WITH ACID TREATMENT. Samakia : Jurnal Ilmu Perikanan. 8, 2 (Oct. 2017), 23-27. DOI:https://doi.org/10.5281/jsapi.v8i2.262.