APA
De Silva C A, . (1961). Performance of RRIC clones under Ceylon conditions. : Rubber Research Institute of Ceylon Quarterly Journal.
Chicago
De Silva C A, . 1961. Performance of RRIC clones under Ceylon conditions. : Rubber Research Institute of Ceylon Quarterly Journal.
Harvard
De Silva C A, . (1961). Performance of RRIC clones under Ceylon conditions. : Rubber Research Institute of Ceylon Quarterly Journal.
MLA
De Silva C A, . Performance of RRIC clones under Ceylon conditions. : Rubber Research Institute of Ceylon Quarterly Journal. 1961.