Siri Tookwinas. 1998. Study on bio-filtering treatment for improving the water quality in an intensive marine shrimp pond. Bangkok:Marine Shrimp Research and Development Institute;
Siri Tookwinas. (1998) Study on bio-filtering treatment for improving the water quality in an intensive marine shrimp pond (รายงานผลงานวิจัย). Marine Shrimp Research and Development Institute:Bangkok.
Siri Tookwinas. Study on bio-filtering treatment for improving the water quality in an intensive marine shrimp pond. Bangkok:Marine Shrimp Research and Development Institute, 1998.
Siri Tookwinas. (1998) Study on bio-filtering treatment for improving the water quality in an intensive marine shrimp pond (รายงานผลงานวิจัย). Marine Shrimp Research and Development Institute:Bangkok.