APA (7th ed.) Citation

Rain water harvesting for water security: Volume I & II. Lanka Rain water Harvesting Forum.

Chicago Style (17th ed.) Citation

Rain Water Harvesting for Water Security: Volume I & II. Colombo: Lanka Rain water Harvesting Forum.

MLA (9th ed.) Citation

Rain Water Harvesting for Water Security: Volume I & II. Lanka Rain water Harvesting Forum.

Warning: These citations may not always be 100% accurate.