APA (7th ed.) Citation

(1977). Specification for concrete lighting colunms. bureau of ceylon standards.

Chicago Style (17th ed.) Citation

Specification for Concrete Lighting Colunms. Colombo: bureau of ceylon standards, 1977.

MLA (9th ed.) Citation

Specification for Concrete Lighting Colunms. bureau of ceylon standards, 1977.

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