APA
Wjesekera R., Clodagh Nethsingha & Paskaranathan P. (1975). Compendium on Spices of srilanka:Cumin. Colombo: Ceylon Institute of Scientific & Industrial Research.
Chicago
Wjesekera R.O.B, Clodagh Nethsingha and Paskaranathan Paskaranathan. 1975. Compendium on Spices of srilanka:Cumin. Colombo: Ceylon Institute of Scientific & Industrial Research.
Harvard
Wjesekera R., Clodagh Nethsingha and Paskaranathan P. (1975). Compendium on Spices of srilanka:Cumin. Colombo: Ceylon Institute of Scientific & Industrial Research.
MLA
Wjesekera R.O.B, Clodagh Nethsingha and Paskaranathan Paskaranathan. Compendium on Spices of srilanka:Cumin. Colombo: Ceylon Institute of Scientific & Industrial Research. 1975.