Pisutthanan, N., & 		Pisutthanan, S.
(2013).
 Variability of essential oil constituents of Ocimum africanum.
<em>Naresuan University Journal: Science And Technology (NUJST), 17</em>(3), 269-274.
Retrieved from <a href="https://www.journal.nu.ac.th/NUJST/article/view/118" target="_new">https://www.journal.nu.ac.th/NUJST/article/view/118</a>