APA
Karim Mohd Zin, Bachik Abu Talib, . (1989). Comparative study of rubber effluent and an inorganic fertiliser as sources of plant nutrients for Hevea and their effects on soil properties. : Journal of Natural Rubber Research.
Chicago
Karim Mohd Zin, Bachik Abu Talib, . 1989. Comparative study of rubber effluent and an inorganic fertiliser as sources of plant nutrients for Hevea and their effects on soil properties. : Journal of Natural Rubber Research.
Harvard
Karim Mohd Zin, Bachik Abu Talib, . (1989). Comparative study of rubber effluent and an inorganic fertiliser as sources of plant nutrients for Hevea and their effects on soil properties. : Journal of Natural Rubber Research.
MLA
Karim Mohd Zin, Bachik Abu Talib, . Comparative study of rubber effluent and an inorganic fertiliser as sources of plant nutrients for Hevea and their effects on soil properties. : Journal of Natural Rubber Research. 1989.