APA (7e ed.) Bronvermelding

Não informado. (1982). Washington remote sensing letter. National Press Building.

Chicago (17e ed.) Bronvermelding

Não informado. Washington Remote Sensing Letter. Washington: National Press Building, 1982.

MLA (8e ed.) Bronvermelding

Não informado. Washington Remote Sensing Letter. National Press Building, 1982.

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