Martin, F., Keltie, J. S., Renwick, I. P. A., Epstein, M., Steinberg, S. H., & Paxton, J. The Statesman's year-book. Palgrave.
Lua i Stíl Chicago (17ú heag.)Martin, Frederick, John Scott Keltie, Isaac Parker Anderson Renwick, M. Epstein, S. H. Steinberg, agus John Paxton. The Statesman's Year-book. London: Palgrave.
Lua MLA (8ú heag.)Martin, Frederick, et al. The Statesman's Year-book. Palgrave.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.