Norris, C. &. O. (2016). Elementary Structural Analysis (03rd.). McGraw Hill Education.
Dyfyniad Arddull ChicagoNorris, Charles & Others. Elementary Structural Analysis. 03rd. New Delhi: McGraw Hill Education, 2016.
Dyfyniad MLANorris, Charles & Others. Elementary Structural Analysis. 03rd. McGraw Hill Education, 2016.
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