APA
Senanayake Y D A, Samaranayake P, . (1970). Intraspecific variation of stomatal density in Hevea brasiliensis Muell. Arg. : Rubber Research Institute of Ceylon Quarterly Journal.
Chicago
Senanayake Y D A, Samaranayake P, . 1970. Intraspecific variation of stomatal density in Hevea brasiliensis Muell. Arg. : Rubber Research Institute of Ceylon Quarterly Journal.
Harvard
Senanayake Y D A, Samaranayake P, . (1970). Intraspecific variation of stomatal density in Hevea brasiliensis Muell. Arg. : Rubber Research Institute of Ceylon Quarterly Journal.
MLA
Senanayake Y D A, Samaranayake P, . Intraspecific variation of stomatal density in Hevea brasiliensis Muell. Arg. : Rubber Research Institute of Ceylon Quarterly Journal. 1970.