Durka, Frank; Morgan, W; Williams, D.T. (1983). Structural mechanics / Frank Durka, W. Morgan, D.T. Williams. London :: Pitman,.
Durka, Frank; Morgan, W; Williams, D.T. Structural mechanics / Frank Durka, W. Morgan, D.T. Williams. London :: Pitman,, 1983
Durka, Frank; Morgan, W; Williams, D.T. Structural mechanics / Frank Durka, W. Morgan, D.T. Williams. London :: Pitman,, 1983.