Gerald, I. (2018). INDUSTRIAL WASTE WATER TREATEMENT TECHNOLOGY IN PETROLEUM AND CHEMCIAL INDUSTRIAL. Afribary. Retrieved from https://afribary.com/works/industrial-waste-water-treatement-technology-in-petroleum-and-chemcial-industrial-7500
Gerald, IKenna "INDUSTRIAL WASTE WATER TREATEMENT TECHNOLOGY IN PETROLEUM AND CHEMCIAL INDUSTRIAL" Afribary. Afribary, 29 Jan. 2018, https://afribary.com/works/industrial-waste-water-treatement-technology-in-petroleum-and-chemcial-industrial-7500. Accessed 15 Jan. 2025.
Gerald, IKenna . "INDUSTRIAL WASTE WATER TREATEMENT TECHNOLOGY IN PETROLEUM AND CHEMCIAL INDUSTRIAL". Afribary, Afribary, 29 Jan. 2018. Web. 15 Jan. 2025. < https://afribary.com/works/industrial-waste-water-treatement-technology-in-petroleum-and-chemcial-industrial-7500 >.
Gerald, IKenna . "INDUSTRIAL WASTE WATER TREATEMENT TECHNOLOGY IN PETROLEUM AND CHEMCIAL INDUSTRIAL" Afribary (2018). Accessed January 15, 2025. https://afribary.com/works/industrial-waste-water-treatement-technology-in-petroleum-and-chemcial-industrial-7500