APA (7e ed.) Bronvermelding

Não informado. (1922). National Horticultural Magazine. National Horticultural Society.

Chicago (17e ed.) Bronvermelding

Não informado. National Horticultural Magazine. Washington: National Horticultural Society, 1922.

MLA (8e ed.) Bronvermelding

Não informado. National Horticultural Magazine. National Horticultural Society, 1922.

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