APA
Piyadasa K A, Karunaratne S W, . (1971). Quick method for the determination of ammonia content in natural rubber latex : A modification of the B S method. : Rubber Research Institute of Ceylon Bulletin.
Chicago
Piyadasa K A, Karunaratne S W, . 1971. Quick method for the determination of ammonia content in natural rubber latex : A modification of the B S method. : Rubber Research Institute of Ceylon Bulletin.
Harvard
Piyadasa K A, Karunaratne S W, . (1971). Quick method for the determination of ammonia content in natural rubber latex : A modification of the B S method. : Rubber Research Institute of Ceylon Bulletin.
MLA
Piyadasa K A, Karunaratne S W, . Quick method for the determination of ammonia content in natural rubber latex : A modification of the B S method. : Rubber Research Institute of Ceylon Bulletin. 1971.