Supawan Bunrathep และผู้แต่งคนอื่นๆ. (2020) Effect of an essential oil blend of citronella, lemongrass,and patchouli on acne-causing bacteria. <i>Songklanakarin Journal of Science and Technology</i>, <i>42</i>(5), 1106-1112.Supawan Bunrathep และผู้แต่งคนอื่นๆ. "Effect of an essential oil blend of citronella, lemongrass,and patchouli on acne-causing bacteria". Songklanakarin Journal of Science and Technology 42 (2020):1106-1112.Supawan Bunrathep และผู้แต่งคนอื่นๆ. Effect of an essential oil blend of citronella, lemongrass,and patchouli on acne-causing bacteria. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2020.