Bulugahapitiya , V. P. (2013). Plants based natural products: Extraction, Isolation and phytochemical screening methods. Matara: University of Ruhuna.
استشهاد بنمط شيكاغوBulugahapitiya , Vajira P. Plants Based Natural Products: Extraction, Isolation and Phytochemical Screening Methods. Matara: University of Ruhuna, 2013.
MLA استشهادBulugahapitiya , Vajira P. Plants Based Natural Products: Extraction, Isolation and Phytochemical Screening Methods. Matara: University of Ruhuna, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.