APA (7th ed.) Citation

Council of Tree and Landscape Appraisers & International Society of Arboriculture. (2000). Guide for plant appraisal (Ninth edition.). The Society.

Chicago Style (17th ed.) Citation

Council of Tree and Landscape Appraisers and International Society of Arboriculture. Guide for Plant Appraisal. Ninth edition. Champaign, IL: The Society, 2000.

MLA (8th ed.) Citation

Council of Tree and Landscape Appraisers and International Society of Arboriculture. Guide for Plant Appraisal. Ninth edition. The Society, 2000.