Brooke-Little, J. P. (1975). An heraldic alphabet (New and revised ed.). Macdonald.
Cita Chicago Style (17a ed.)Brooke-Little, John Philip. An Heraldic Alphabet. New and revised ed. London: Macdonald, 1975.
Cita MLA (8a ed.)Brooke-Little, John Philip. An Heraldic Alphabet. New and revised ed. Macdonald, 1975.
Precaución: Estas citas no son 100% exactas.