APA (7e ed.) Bronvermelding

Não informado. (2000). Technical bulletin. Institute for Land and Water Management Research.

Chicago (17e ed.) Bronvermelding

Não informado. Technical Bulletin. Wageningen, Holanda: Institute for Land and Water Management Research, 2000.

MLA (8e ed.) Bronvermelding

Não informado. Technical Bulletin. Institute for Land and Water Management Research, 2000.

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