British Standards Institution. (1973). Specification for pitch-impregnated fibre conduit (1st revision.). British Standards Institution.
Chicago Style (17th ed.) CitationBritish Standards Institution. Specification for Pitch-impregnated Fibre Conduit. 1st revision. London: British Standards Institution, 1973.
MLA (8th ed.) CitationBritish Standards Institution. Specification for Pitch-impregnated Fibre Conduit. 1st revision. British Standards Institution, 1973.
Warning: These citations may not always be 100% accurate.