Brickell, C., & Joyce, D. (1996). American Horticultural Society pruning and training (1st American ed.). DK Pub..
Cita Chicago Style (17a ed.)Brickell, Christopher, y David Joyce. American Horticultural Society Pruning and Training. 1st American ed. London ; New York: DK Pub., 1996.
Cita MLA (8a ed.)Brickell, Christopher, y David Joyce. American Horticultural Society Pruning and Training. 1st American ed. DK Pub., 1996.
Precaución: Estas citas no son 100% exactas.