Cita APA (7th ed.)

Horsfall, J. G., & Cowling, E. B. (1980). Plant disease: An advanced treatise. Academic Press.

Cita Chicago (17th ed.)

Horsfall, James G., i Ellis B. Cowling. Plant Disease: An Advanced Treatise. Nueva York: Academic Press, 1980.

Cita MLA (9th ed.)

Horsfall, James G., i Ellis B. Cowling. Plant Disease: An Advanced Treatise. Academic Press, 1980.