APA

de Soyza A G A, Abeywardene V, Jayaratne AHR, Samaranayake C & Wilbert. (1983). Survey on the incidence and pattern of distribution of the brown bast disease of Hevea, in Sri Lanka. : Journal of the Rubber Research Institute of Sri Lanka.

Chicago

de Soyza A G A, Abeywardene V, Jayaratne AHR, Samaranayake C and Wilbert. 1983. Survey on the incidence and pattern of distribution of the brown bast disease of Hevea, in Sri Lanka. : Journal of the Rubber Research Institute of Sri Lanka.

Harvard

de Soyza A G A, Abeywardene V, Jayaratne AHR, Samaranayake C and Wilbert. (1983). Survey on the incidence and pattern of distribution of the brown bast disease of Hevea, in Sri Lanka. : Journal of the Rubber Research Institute of Sri Lanka.

MLA

de Soyza A G A, Abeywardene V, Jayaratne AHR, Samaranayake C and Wilbert. Survey on the incidence and pattern of distribution of the brown bast disease of Hevea, in Sri Lanka. : Journal of the Rubber Research Institute of Sri Lanka. 1983.