Cita APA (7a ed.)

Brown, G. E., & Kirkham, T. (2004). The pruning of trees, shrubs, and conifers (2nd ed.). Timber Press.

Cita Chicago Style (17a ed.)

Brown, George E., y Tony Kirkham. The Pruning of Trees, Shrubs, and Conifers. 2nd ed. Portland, Or: Timber Press, 2004.

Cita MLA (8a ed.)

Brown, George E., y Tony Kirkham. The Pruning of Trees, Shrubs, and Conifers. 2nd ed. Timber Press, 2004.

Precaución: Estas citas no son 100% exactas.