APA (7th ed.) Citation

Prepared by R.V. Perumainar. (1969). Administration report of the director of water supply and drainage for 1967-70. Department of Water Supply and Drainage.

Chicago Style (17th ed.) Citation

Prepared by R.V. Perumainar. Administration Report of the Director of Water Supply and Drainage for 1967-70. Colombo: Department of Water Supply and Drainage, 1969.

MLA (9th ed.) Citation

Prepared by R.V. Perumainar. Administration Report of the Director of Water Supply and Drainage for 1967-70. Department of Water Supply and Drainage, 1969.