Sudjai Srichaitumrong. 2009. Utilization of sludge from water treatment plant as additional material for building brick production. Faculty of Public Health, Mahidol University;
Sudjai Srichaitumrong. (2009) Utilization of sludge from water treatment plant as additional material for building brick production . Mahidol University/Bangkok.
Sudjai Srichaitumrong. Utilization of sludge from water treatment plant as additional material for building brick production. . Bangkok:Mahidol University, 2009.
Sudjai Srichaitumrong. (2009) Utilization of sludge from water treatment plant as additional material for building brick production . Mahidol University/Bangkok.