Cita APA (7a ed.)

Horsfall, J. G., & Cowling, E. B. (1977). Plant disease and advanced treatice. Academic Press.

Cita Chicago Style (17a ed.)

Horsfall, James G., y Ellis B. Cowling. Plant Disease and Advanced Treatice. New York: Academic Press, 1977.

Cita MLA (8a ed.)

Horsfall, James G., y Ellis B. Cowling. Plant Disease and Advanced Treatice. Academic Press, 1977.