APA (7th ed.) Citation

Somasiri, S., & Ratnayake, R. (1988). Wet & Semi-Wet Rice Lands in Sri Lanka: : A Classification and Characterization of Physical Environments. USAID Diversified Agricultural Research Project.

Chicago Style (17th ed.) Citation

Somasiri, S., and R.M.K Ratnayake. Wet & Semi-Wet Rice Lands in Sri Lanka: : A Classification and Characterization of Physical Environments. Peradeniya: USAID Diversified Agricultural Research Project, 1988.

MLA (9th ed.) Citation

Somasiri, S., and R.M.K Ratnayake. Wet & Semi-Wet Rice Lands in Sri Lanka: : A Classification and Characterization of Physical Environments. USAID Diversified Agricultural Research Project, 1988.