APA (7th ed.) Citation

Ingram & Robertson. (1999). Plant disease a natural history: A natural history. HarperCollins.

Chicago Style (17th ed.) Citation

Ingram and Robertson. Plant Disease a Natural History: A Natural History. London: HarperCollins, 1999.

MLA (9th ed.) Citation

Ingram and Robertson. Plant Disease a Natural History: A Natural History. HarperCollins, 1999.

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