APA (7th ed.) Citation

Bushell, T. A. (1939). "Royal mail": A centenary history of the Royal Mail Line, 1839-1939. Trade and Travel Publications Ltd..

Chicago Style (17th ed.) Citation

Bushell, T. A. "Royal Mail": A Centenary History of the Royal Mail Line, 1839-1939. London: Trade and Travel Publications Ltd., 1939.

MLA (9th ed.) Citation

Bushell, T. A. "Royal Mail": A Centenary History of the Royal Mail Line, 1839-1939. Trade and Travel Publications Ltd., 1939.