Yusoff, nor A., Tajuddin, S.N., Hisyam, A. and Mohd Omar, N.A. 2016. Production of Agarwood Essential Oil: Study on Effectiveness Pre-Treatment Technique of Hydrodistillation Extraction. Borneo Journal of Resource Science and Technology. 5, 2 (Jun. 2016), 62–69. DOI:https://doi.org/10.33736/bjrst.223.2015.