BNi Building News. (1991). Mechanical/electrical ... costbook. BNi, Building News.
Chicago Style (17th ed.) CitationBNi Building News. Mechanical/electrical ... Costbook. Los Angeles: BNi, Building News, 1991.
MLA (9th ed.) CitationBNi Building News. Mechanical/electrical ... Costbook. BNi, Building News, 1991.
Warning: These citations may not always be 100% accurate.