APA (7th ed.) Citation

Johnson, H. (1979). The principles of gardening: The classic guide to the gardeners art. Simon and Schuster.

Chicago Style (17th ed.) Citation

Johnson, Hugh. The Principles of Gardening: The Classic Guide to the Gardeners Art. New York: Simon and Schuster, 1979.

MLA (9th ed.) Citation

Johnson, Hugh. The Principles of Gardening: The Classic Guide to the Gardeners Art. Simon and Schuster, 1979.

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