URQUHART, LEONARD CHURCH.
Design of concrete structures, by Leonard Church Urquhart & Charles Edward O'Rourke. 4th ed.
URQUHART, LEONARD CHURCH. Design of concrete structures, by Leonard Church Urquhart & Charles Edward O'Rourke. 4th ed. © 4Sep40; A144402. Mrs. L. C. Urquhart & Hilda J. O'Rourke (W); 22Apr68; R433744.
Mrs. L. C. Urquhart & Hilda J. O'Rourke|W