Gayre of Gayre and Nigg, R., & Salandra, D. o. (1961). Heraldic Cadency: The development of differencing of coats of arms for kinsmen and other purpose / [by] Robert Gayre of Gayre and Nigg. Foreword by the Duke of Salandra. Faber & Faber.
Cita Chicago (17th ed.)Gayre of Gayre and Nigg, Robert, i Duke of Salandra. Heraldic Cadency: The Development of Differencing of Coats of Arms for Kinsmen and Other Purpose / [by] Robert Gayre of Gayre and Nigg. Foreword by the Duke of Salandra. London: Faber & Faber, 1961.
Cita MLA (8th ed.)Gayre of Gayre and Nigg, Robert, i Duke of Salandra. Heraldic Cadency: The Development of Differencing of Coats of Arms for Kinsmen and Other Purpose / [by] Robert Gayre of Gayre and Nigg. Foreword by the Duke of Salandra. Faber & Faber, 1961.