APA aipamena

Watson, G. W. (2000). Root injury and tree health. Champaign: International Society of Arboriculture.

Chicago Style aipamena

Watson, Gary W. Root Injury and Tree Health. Champaign: International Society of Arboriculture, 2000.

MLA aipamena

Watson, Gary W. Root Injury and Tree Health. Champaign: International Society of Arboriculture, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.