APA (7th ed.) Citation

Wagner, A. R. (1946). Heraldry in England. Penguin.

Chicago Style (17th ed.) Citation

Wagner, Anthony Richard. Heraldry in England. London: Penguin, 1946.

MLA (9th ed.) Citation

Wagner, Anthony Richard. Heraldry in England. Penguin, 1946.

Warning: These citations may not always be 100% accurate.