एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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