APA
Jayasinghe P P, . (1985). Silica and silicates as fillers in rubber industry. : Rubber Research Institute of Sri Lanka Bulletin.
Chicago
Jayasinghe P P, . 1985. Silica and silicates as fillers in rubber industry. : Rubber Research Institute of Sri Lanka Bulletin.
Harvard
Jayasinghe P P, . (1985). Silica and silicates as fillers in rubber industry. : Rubber Research Institute of Sri Lanka Bulletin.
MLA
Jayasinghe P P, . Silica and silicates as fillers in rubber industry. : Rubber Research Institute of Sri Lanka Bulletin. 1985.