Pichit Khetkam. 2008. Synthesis and antibacterial activity of rosmrinic acid esters analogues. Field of Study Applied Chemistry, Ramkhamhaeng University;
Pichit Khetkam. (2008) Synthesis and antibacterial activity of rosmrinic acid esters analogues . Ramkhamhaeng University/Bangkok.
Pichit Khetkam. Synthesis and antibacterial activity of rosmrinic acid esters analogues. . Bangkok:Ramkhamhaeng University, 2008.
Pichit Khetkam. (2008) Synthesis and antibacterial activity of rosmrinic acid esters analogues . Ramkhamhaeng University/Bangkok.