APA (7e ed.) Bronvermelding

Não informado. Technical memorandum. Campden Food Preservation Research Association.

Chicago (17e ed.) Bronvermelding

Não informado. Technical Memorandum. Chipping Campden, Inglaterra: Campden Food Preservation Research Association.

MLA (8e ed.) Bronvermelding

Não informado. Technical Memorandum. Campden Food Preservation Research Association.

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