Bridges explained : viaducts, aqueducts

MLA

Yorke, Trevor. Bridges Explained : Viaducts, Aqueducts. Newbury, Berkshire: Countryside Books, 2008.

APA

Yorke, T. (2008). Bridges explained : viaducts, aqueducts. Newbury, Berkshire: Countryside Books.

Chicago

Yorke, Trevor Bridges Explained: Viaducts, Aqueducts. Newbury, Berkshire: Countryside Books, 2008.