Herlina, Herlina, and Evi Vestabilivy. 2019. “Effect of Knowledge and Use of Bleaching Cosmetics on Face Skin on Student of STIKes Persada Husada Indonesia: Herlina, Evi Vestabilivy”. Jurnal Persada Husada Indonesia 6 (20):30-40. https://doi.org/10.56014/jphi.v6i20.157.