APA (7th ed.) Citation

Steamship Historical Society of America & Ridgely-Nevitt, C. (1986). Photographic portraits of American ocean steamships, 1850-1870. Steamship Historical Society of America.

Chicago Style (17th ed.) Citation

Steamship Historical Society of America and Cedric Ridgely-Nevitt. Photographic Portraits of American Ocean Steamships, 1850-1870. Providence, R.I.: Steamship Historical Society of America, 1986.

MLA (9th ed.) Citation

Steamship Historical Society of America and Cedric Ridgely-Nevitt. Photographic Portraits of American Ocean Steamships, 1850-1870. Steamship Historical Society of America, 1986.