Fernando, D. and Premasiri, D., 2010. Evaluation of productivity of potatoes in Nuwara eliya and Badulla Districts with the aid of GIS. Vidyodaya Journal of Science, 13, pp.49–64.

Fernando D, Premasiri D. Evaluation of productivity of potatoes in Nuwara eliya and Badulla Districts with the aid of GIS. Vidyodaya Journal of Science. 2010;13:49–64.

Fernando, D., & Premasiri, D. (2010). Evaluation of productivity of potatoes in Nuwara eliya and Badulla Districts with the aid of GIS. Vidyodaya Journal of Science, 13, 49–64.

1. Fernando D, Premasiri D. Evaluation of productivity of potatoes in Nuwara eliya and Badulla Districts with the aid of GIS. Vidyodaya Journal of Science. 2010;13:49-64.

Fernando D and Premasiri D, ‘Evaluation of Productivity of Potatoes in Nuwara Eliya and Badulla Districts with the Aid of GIS’ (2010) 13 Vidyodaya Journal of Science 49

Fernando, Dr, and Dr Premasiri. 2010. “Evaluation of Productivity of Potatoes in Nuwara Eliya and Badulla Districts with the Aid of GIS”. Vidyodaya Journal of Science 13: 49–64.

Fernando, Dr, and Dr Premasiri. “Evaluation of Productivity of Potatoes in Nuwara Eliya and Badulla Districts with the Aid of GIS”. Vidyodaya Journal of Science 13 (2010): 49–64.

Fernando, Dand D Premasiri. “Evaluation of productivity of potatoes in Nuwara eliya and Badulla Districts with the aid of GIS”. Vidyodaya Journal of Science, vol. 13, 2010, pp. 49–64.