APA (7th ed.) Citation

Harper, P., Hamilton, G., Light, J., & Madsen, C. (1994). The Natural garden book: Gardening in harmony with nature. Gaia Books Ltd..

Chicago Style (17th ed.) Citation

Harper, Peter, Geoff Hamilton, Jeremy Light, and Chris Madsen. The Natural Garden Book: Gardening in Harmony with Nature. London: Gaia Books Ltd., 1994.

MLA (9th ed.) Citation

Harper, Peter, et al. The Natural Garden Book: Gardening in Harmony with Nature. Gaia Books Ltd., 1994.