Brooke-Little, J. P. (1975). An heraldic alphabet (New and revised ed.). Macdonald.
Lua i Stíl Chicago (17ú heag.)Brooke-Little, John Philip. An Heraldic Alphabet. New and revised ed. London: Macdonald, 1975.
Lua MLA (8ú heag.)Brooke-Little, John Philip. An Heraldic Alphabet. New and revised ed. Macdonald, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.