Preston, H. K. (1964). Prestressed concrete for architects and engineers. New York: McGraw-Hill.
Παραπομπή Chicago StylePreston, Howard Kent. Prestressed Concrete for Architects and Engineers. New York: McGraw-Hill, 1964.
Παραπομπή MLAPreston, Howard Kent. Prestressed Concrete for Architects and Engineers. New York: McGraw-Hill, 1964.
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