APA (7th ed.) Citation

Westhofen, W. (1890). The Forth bridge (3rd ed., rev., with appendix.). Offices of "Engineering".

Chicago Style (17th ed.) Citation

Westhofen, W. The Forth Bridge. 3rd ed., rev., with appendix. London: Offices of "Engineering", 1890.

MLA (8th ed.) Citation

Westhofen, W. The Forth Bridge. 3rd ed., rev., with appendix. Offices of "Engineering", 1890.