Evans, R. H. (Rhydwyn Harding) Concrete: plain, reinforced, prestressed [and] shell / [by] R.H. Evans [and] C.B. Wilby. - London : E. Arnold, [1963] Bibliography: p. 209-210. LCCN: 76226493 //r862 Subjects--Topical Terms: Concrete construction. LC Class. No.: TA681 / .E78 1963b