APA (7th ed.) Citation

Langley, J. G. (2006). Steam lion: A biography of Samuel Cunard. Nimbus Publ.

Chicago Style (17th ed.) Citation

Langley, John G. Steam Lion: A Biography of Samuel Cunard. Halifax, NS: Nimbus Publ, 2006.

MLA (9th ed.) Citation

Langley, John G. Steam Lion: A Biography of Samuel Cunard. Nimbus Publ, 2006.