JOHNSON, R. Composite Structures Of Steel And Concrete: Beams, Slabs, Columns, And Frames For Buildings. Blackwell.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJOHNSON, R.P. Composite Structures Of Steel And Concrete: Beams, Slabs, Columns, And Frames For Buildings. Blackwell.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJOHNSON, R.P. Composite Structures Of Steel And Concrete: Beams, Slabs, Columns, And Frames For Buildings. Blackwell.
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