Cooper, J. I. (1993). Virus diseases of trees and shrubs (2nd. ed.). Chapman & Hall.
Cita Chicago Style (17a ed.)Cooper, J. I. Virus Diseases of Trees and Shrubs. 2nd. ed. London: Chapman & Hall, 1993.
Cita MLA (8a ed.)Cooper, J. I. Virus Diseases of Trees and Shrubs. 2nd. ed. Chapman & Hall, 1993.
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