APA (7th ed.) Citation

(1978). The informal sector of Colombo city(Sri Lanka). Marga Institute.

Chicago Style (17th ed.) Citation

The Informal Sector of Colombo City(Sri Lanka). Colombo: Marga Institute, 1978.

MLA (9th ed.) Citation

The Informal Sector of Colombo City(Sri Lanka). Marga Institute, 1978.

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