APA (7th ed.) Citation

Brookes, J., Beckett, K. A., & Everett, T. H. (1987). The gardener's index of plants & flowers. Macmillan.

Chicago Style (17th ed.) Citation

Brookes, John, Kenneth A. Beckett, and Thomas H. Everett. The Gardener's Index of Plants & Flowers. New York: Macmillan, 1987.

MLA (9th ed.) Citation

Brookes, John, et al. The Gardener's Index of Plants & Flowers. Macmillan, 1987.