APA (7e ed.) Bronvermelding

Não informado. (1975). Journal of Arboriculture. International Society of Arboriculture.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Arboriculture. Savoy, Ill: International Society of Arboriculture, 1975.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Arboriculture. International Society of Arboriculture, 1975.

Let op: Deze citaties zijn niet altijd 100% accuraat.