Cooper, Hewitt and Company, New York, & New Jersey Steel and Iron Company. (1889). Useful information for engineers, architects and constructors: And tables of rolled beams, channels, angles, &c., made by the New Jersey Steel and Iron Co., Trenton, N. J. MacCrellish & Quigley].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cooper, Hewitt and Company, New York, و New Jersey Steel and Iron Company. Useful Information for Engineers, Architects and Constructors: And Tables of Rolled Beams, Channels, Angles, &c., Made by the New Jersey Steel and Iron Co., Trenton, N. J. [Trenton: MacCrellish & Quigley], 1889.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Cooper, Hewitt and Company, New York, و New Jersey Steel and Iron Company. Useful Information for Engineers, Architects and Constructors: And Tables of Rolled Beams, Channels, Angles, &c., Made by the New Jersey Steel and Iron Co., Trenton, N. J. MacCrellish & Quigley], 1889.