Brown, G. E., & Kirkham, T. (2004). The pruning of trees, shrubs, and conifers (2nd ed.). Timber Press.
Chicago Style (17th ed.) CitationBrown, George E., and Tony Kirkham. The Pruning of Trees, Shrubs, and Conifers. 2nd ed. Portland, Or: Timber Press, 2004.
MLA (8th ed.) CitationBrown, George E., and Tony Kirkham. The Pruning of Trees, Shrubs, and Conifers. 2nd ed. Timber Press, 2004.
Warning: These citations may not always be 100% accurate.