APA (7th ed.) Citation

Gloag, J., & Bridgwater, D. L. (1948). A history of cast iron in architecture. G. Allen and Unwin.

Chicago Style (17th ed.) Citation

Gloag, John, and Derek Lawley Bridgwater. A History of Cast Iron in Architecture. London: G. Allen and Unwin, 1948.

MLA (9th ed.) Citation

Gloag, John, and Derek Lawley Bridgwater. A History of Cast Iron in Architecture. G. Allen and Unwin, 1948.