Winkel, S. R. (2007). Building Codes Illustrated for Elementary and Secondary Schools: A Guide to Understanding the 2006 International Building Code. Hoboken, N.J: John Wiley & Sons.
Trích dẫn kiểu ChicagoWinkel, Steven R. Building Codes Illustrated for Elementary and Secondary Schools: A Guide to Understanding the 2006 International Building Code. Hoboken, N.J: John Wiley & Sons, 2007.
Trích dẫn MLAWinkel, Steven R. Building Codes Illustrated for Elementary and Secondary Schools: A Guide to Understanding the 2006 International Building Code. Hoboken, N.J: John Wiley & Sons, 2007.
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