(1973). Specification for the construction of road traffic signs and internally illuminated bollards. London: British Standards Institution.
Chicago Style CitationSpecification for the Construction of Road Traffic Signs and Internally Illuminated Bollards. London: British Standards Institution, 1973.
MLA CitationSpecification for the Construction of Road Traffic Signs and Internally Illuminated Bollards. London: British Standards Institution, 1973.
Warning: These citations may not always be 100% accurate.