British Standards Institution. (1968). Specification for fine pitch gears. British Standards Institution.
Chicago Style (17th ed.) CitationBritish Standards Institution. Specification for Fine Pitch Gears. London: British Standards Institution, 1968.
MLA引文British Standards Institution. Specification for Fine Pitch Gears. British Standards Institution, 1968.
警告:這些引文格式不一定是100%准確.