APA (7th ed.) Citation

Royal Horticultural Society (Great Britain). (2002). RHS plants for every season. Dorling Kindersley.

Chicago Style (17th ed.) Citation

Royal Horticultural Society (Great Britain). RHS Plants for Every Season. London: Dorling Kindersley, 2002.

MLA (9th ed.) Citation

Royal Horticultural Society (Great Britain). RHS Plants for Every Season. Dorling Kindersley, 2002.

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