APA (7th ed.) Citation

Dock Engineer's Office. (1930). Ribble navigation, general plan of Preston Dock. Dock Engineer's Office.

Chicago Style (17th ed.) Citation

Dock Engineer's Office. Ribble Navigation, General Plan of Preston Dock. Preston: Dock Engineer's Office, 1930.

MLA (8th ed.) Citation

Dock Engineer's Office. Ribble Navigation, General Plan of Preston Dock. Dock Engineer's Office, 1930.

Warning: These citations may not always be 100% accurate.