Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters - Negara Brunei Darussalam. Ministry of Development (Bandar Seri Begawan : Minister of Development, 2004)
Brunei Darussalam Standard = Piawai Brunei Darussalam
Includes bibliographical
Keywords: Water heaters -- Standard; Hot water supply; Electric heating; Household appliances