APA (7th ed.) Citation

British Standards Institution. (1976). Specification for welded steel boilers for central heating and indirect hot water supply (rated output 44 kW to 3 MW. British Standards Institution.

Chicago Style (17th ed.) Citation

British Standards Institution. Specification for Welded Steel Boilers for Central Heating and Indirect Hot Water Supply (rated Output 44 KW to 3 MW. London: British Standards Institution, 1976.

MLA (8th ed.) Citation

British Standards Institution. Specification for Welded Steel Boilers for Central Heating and Indirect Hot Water Supply (rated Output 44 KW to 3 MW. British Standards Institution, 1976.

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