APA (7th ed.) Citation

(1989). Proceedings of the fourth international conference on rain water systems. International Development Research Centre.

Chicago Style (17th ed.) Citation

Proceedings of the Fourth International Conference on Rain Water Systems. Manila: International Development Research Centre, 1989.

MLA (9th ed.) Citation

Proceedings of the Fourth International Conference on Rain Water Systems. International Development Research Centre, 1989.

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