Dayin Mongkholkhajornsilp. 2005. Optimisation of nimbin extraction from neem seed. Bangkok:King Mongkut's University of Technology Thonburi;
Dayin Mongkholkhajornsilp. (2005) Optimisation of nimbin extraction from neem seed (รายงานผลงานวิจัย). King Mongkut's University of Technology Thonburi:Bangkok.
Dayin Mongkholkhajornsilp. Optimisation of nimbin extraction from neem seed. Bangkok:King Mongkut's University of Technology Thonburi, 2005.
Dayin Mongkholkhajornsilp. (2005) Optimisation of nimbin extraction from neem seed (รายงานผลงานวิจัย). King Mongkut's University of Technology Thonburi:Bangkok.