Smith, O. M. (1889). The architects' and builders' reference book: Containing tables, statistics, and other matters of practical use to architects and builders, together with the Mechanics' lien law of the state of Illinois, and the ordinances of the city of Chicago relating to buildings. Mercantile Pub. Co..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Smith, Oscar M. The Architects' and Builders' Reference Book: Containing Tables, Statistics, and Other Matters of Practical Use to Architects and Builders, Together with the Mechanics' Lien Law of the State of Illinois, and the Ordinances of the City of Chicago Relating to Buildings. Chicago: Mercantile Pub. Co., 1889.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Smith, Oscar M. The Architects' and Builders' Reference Book: Containing Tables, Statistics, and Other Matters of Practical Use to Architects and Builders, Together with the Mechanics' Lien Law of the State of Illinois, and the Ordinances of the City of Chicago Relating to Buildings. Mercantile Pub. Co., 1889.