APA (7th ed.) Citation

R. G. A., 9. H. B. (2011). 9th Heavy Battery R.G.A.: 1914-1919. Andrews UK.

Chicago Style (17th ed.) Citation

R. G. A., 9th Heavy Battery. 9th Heavy Battery R.G.A.: 1914-1919. Luton: Andrews UK, 2011.

MLA (8th ed.) Citation

R. G. A., 9th Heavy Battery. 9th Heavy Battery R.G.A.: 1914-1919. Andrews UK, 2011.