APA aipamena

Bulugahapitiya , V. P. (2013). Plants based natural products: Extraction, Isolation and phytochemical screening methods. Matara: University of Ruhuna.

Chicago Style aipamena

Bulugahapitiya , Vajira P. Plants Based Natural Products: Extraction, Isolation and Phytochemical Screening Methods. Matara: University of Ruhuna, 2013.

MLA aipamena

Bulugahapitiya , Vajira P. Plants Based Natural Products: Extraction, Isolation and Phytochemical Screening Methods. Matara: University of Ruhuna, 2013.

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