Pornrapat Onklay. 2009. Development of antibacterial liquid soap containing assum tea extract. Faculty of Pharmacy, Naresuan University;
Pornrapat Onklay. (2009) Development of antibacterial liquid soap containing assum tea extract . Naresuan University/Phitsanulok.
Pornrapat Onklay. Development of antibacterial liquid soap containing assum tea extract. . Phitsanulok:Naresuan University, 2009.
Pornrapat Onklay. (2009) Development of antibacterial liquid soap containing assum tea extract . Naresuan University/Phitsanulok.