He, Y. H. (2015). Effect of Ultrasound and Enzyme on The Extraction of Eurycoma Longifolia (Tongkat Ali). Journals Pub.
استشهاد بنمط شيكاغوHe, Yu Hai. Effect of Ultrasound and Enzyme On The Extraction of Eurycoma Longifolia (Tongkat Ali). Journals Pub, 2015.
MLA استشهادHe, Yu Hai. Effect of Ultrasound and Enzyme On The Extraction of Eurycoma Longifolia (Tongkat Ali). Journals Pub, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.