APA Citatie

Cowling, E. B., & Horsfall, J. G. (1980). Plant disease an advanced treatise.V. 5: How plants defend themselves. Academic Press.

Chicago Style citaat

Cowling, E B., en J G. Horsfall. Plant Disease an Advanced Treatise.V. 5: How Plants Defend Themselves. New York: Academic Press, 1980.

MLA citatie

Cowling, E B., en J G. Horsfall. Plant Disease an Advanced Treatise.V. 5: How Plants Defend Themselves. Academic Press, 1980.