APA (7th ed.) Citation

Austin, C., & Perry, C. (2004). Iris: The classic bearded varieties. Quadrille.

Chicago Style (17th ed.) Citation

Austin, Claire, and Clay Perry. Iris: The Classic Bearded Varieties. London: Quadrille, 2004.

MLA (9th ed.) Citation

Austin, Claire, and Clay Perry. Iris: The Classic Bearded Varieties. Quadrille, 2004.

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