Triaji, M., Risjani, Y., & Mahmudi, M. Analysis of Water Quality Status in Porong River, Sidoarjo by Using NSF-WQI Index (Nasional Sanitation Foundation – Water Quality Index). Universitas Brawijaya.
Chicago Style (17th ed.) CitationTriaji, Muhammad, Yenny Risjani, and Mohammad Mahmudi. Analysis of Water Quality Status in Porong River, Sidoarjo by Using NSF-WQI Index (Nasional Sanitation Foundation – Water Quality Index). Universitas Brawijaya.
MLA (9th ed.) CitationTriaji, Muhammad, et al. Analysis of Water Quality Status in Porong River, Sidoarjo by Using NSF-WQI Index (Nasional Sanitation Foundation – Water Quality Index). Universitas Brawijaya.
Warning: These citations may not always be 100% accurate.