APA (7e ed.) Bronvermelding

Valera, J. P. (2016). Physico-spectrochemical characterization and antibacterial property of humic acid (HA) from Sta. Barbara artesian well-water. University of the Philippines Visayas.

Chicago (17e ed.) Bronvermelding

Valera, Jessebel Patchicoy. Physico-spectrochemical Characterization and Antibacterial Property of Humic Acid (HA) from Sta. Barbara Artesian Well-water. [Miagao, Iloilo]: University of the Philippines Visayas, 2016.

MLA (9e ed.) Bronvermelding

Valera, Jessebel Patchicoy. Physico-spectrochemical Characterization and Antibacterial Property of Humic Acid (HA) from Sta. Barbara Artesian Well-water. University of the Philippines Visayas, 2016.